PRS               MEANING                            EXAMPLE WORDS

ASelect another letter.

a-                   without, not, no                      abiotic, asexual, asymmetry, atrophy, aphasia,                                                                    acentric, atheist, agnostic, amoral, apathy, apodab-                 from, away from                      abduction, abstinence, abirritant, abjure, absorb                         down, down from                     ablution, abscond, abstract, absent, aberrantabdomin-        abdomen                                 abdominal-able              capable of being,                     flammable, edible, trainable, charitable,                      can do                                     illuminable, usable, notableac-                  sharp                                      acupuncture, acrid, acute, acnode,                                                                     acrimonious-ac                  pertaining to                          hypochondriac, maniac, kleptomaniac, pyromaniacaca-                thorny, spiny, nettle, point      acaleph, acanaceous, acanthus, acanthoid-acea              class or order name                 Crustacea, Cetacea-aceous           of the nature of                       herbaceous, sebaceousacet-               acid, vinegar                           acetic acid, acerbic, acetabulum                      -acious            inclined to be                          spacious, fugacious  acou-              hearing                                    acoumeter, acoustics, acousticianacr(o)-            high, up, hill, topmost             acrobat, acrodont, acromegaly, acropolisactin-             light ray, beam                        actiniform, actinic, actinozonal, actinoliteacu-               sharp, needl                             acupuncture,

acute, acumen                           -acy                state of being                          lunacy, piracy, dormancy, legacyad-                 attached to, near, increase     adhere, adductor, adrenal, addict -ad                 toward, in the direction of       cephalad, cycad, triad, monad-ade              result of action                         marmalade, lemonadeaden(o)-        gland                                       adenoid, adenoma, adenectomyadip(o)-         fat (animal)                             adipose tissue, adipoma, adipocereadren-           adrenal                                    adrenal gland aer(o)-          air, atmosphere, gas                aerobic, aeronautics, aerodynamics,                                                                    aeroscope, aeriferous, aerial, aerodrome aesth-           feeling, understanding              aesthete, aesthesiometer af-                to, towards                               afferent                              -age              act of, state of,                        heritage, breakage, plumage, sewage, blockage,                    collection of, mass                    marriageagglutin-       to glue together                        agglutinate-agogy           leading                                     pedagogy, demagogyagora-           open spaces                              agoraphobia-agra             violent or sharp pain                podagra agr(o)-           crops, field, soil                       agronomy, agroclimatology, agriculture-al                 pertaining to, act,                    cranial, skeletal, mental, internal, humoral,                     process of, or relating to          pectoral, medial, abdominal, nominal, focalalb(u)-          white                                        albumin, albino, albatross, albedo, -algia            pain                                          causalgia, neuralagia, cardialgia, myalgiaalim-            food, to nourish                         alimentary,

aliment -ality            property of, condition of           sexuality, proportionality, realityallele            of one another                          allele frequency, multiple allelesallo-             other, different                         alloy, allocate, allogamyalt(o)-           high                                          altitude, altimeter, altocumulus, altisonant alter-            another                                    alternate, alter-egoalveo-           cavity, channel                         alveolus, alveolar cavity, alveolate  am-              love                                          amorous, amateur                     ambi-            on both sides, around               ambidextrous, ambivalent, ambiguousambly-          dull, dim, obtuse, blunt             amblyopia, amblygonite, amblyoformambu(l)-       walk                                          ambulatory, ambulate, ambulance, amble, amphi-          both, on both sides, in               amphibian, amphiblastula, amphitheater,                     two ways, double, doubly         amphipod, amphipneustic ampli-           large, to increase                     ample, amplify, amplitude, amplicative amyl-            starch                                       amylase, amylopsinan-                without, not, no, negative        anaerobic, anarchy, aneroid, ananthous,                                                                    anhydrous, anonymous, anemia-an                pertaining to, of, resembling    brachyuran, hydrozoan, American ana-              up, again, apart, backward       anaphase, analogy, anabolic steroid -ance            the act of, a thing that             continuance, annoyance, nuisance, dominance,                                                                    inheritance, substanceandr(o)-        male, masculine, man              androgen, android,

androspore, andrognyane-              without feeling                        anesthetic, anesthesia, anesthesiology-ane              attribute                                 humane, urbane, mundane, arcane, Germaneangina-         pain, torture                           angina pectoris, anginoid, anginalangio-           vessel, closed, cased               angioplasty, angiogram, angioblast, angiospermanim-           soul, breath, spirit                   animal, animate, animaculumanis-            unequal                                    anisocytosis, aniseikonia, ansiometric                ankyl-          crooked, bent, stiff                   ankylosis, ankylosaur,               annel-          year, ringed, segmented          annual, annelid, anniversary, annuity-ant              that has, shows or does           merchant, covenant, servant, pleasantante-            before, in front of                   antedate, anteflexion, anterior, anteroom, antebellumanter-           before, front, in front             antenatal, antemortem, antechamber, antecedent anth-            flower                                     antheridium, anther, antherozoid, ananthous-anthropo-    man, human, referring to man   anthropology, anthropoid, philanthropyant(i)-          against                                     antitoxin, antibody, antigen, antidote, antiaircraftantiq-           ancient                                    antique, antiquary, antiquate, antiquityaper-            open                                       aperient, apert, aperture, aperitifapi-              top                                         apex, apical, apiculateapo-             detached, away from, off       apocrine gland, aponeurosis, apogee, apospory append-        hang on, addition                   appendage, appendix, appendicle                 appet-          to seek                                   appetitive, appetite, appetency

aqua-           water                                      aqueous, aquifer, aquarium, aquaculture-ar               pertaining to, like, relating to  polar, scholar, cellular, stellar, molecular arbor-          tree                                         arboreal, arboretum, arborescentarch-           primitive, original, ancient       archenteron, Archaebacteria, archive -arch           ruler, leader                            monarch, tetrarch-archy         rule, leadership                        gynarchy, anarchy archeo-        beginning                                archegonium, archeology-arian          age, sect, occupation              librarian, utilitarian, vegetarian, valedictorian-arium         place for                                 oceanarium, terrarium, aquarium, sanitarium, solarium -ard             one who carries an action       drunkardarterio-        reguarding arteries                 arteriosclerosisarthr(o)-       joint, jointed                          arthropod, arthritis, arthrology, arthroscope articul-         joint                                       articulation, articulate, articulator-ary              pertaining to, place for,          imaginary, illusionary, aviary, boundary,                     connected with                       bacillaryasc-              sac, bag                                  asci, ascomycete, ascocarp, ascospore-ase             enzyme                                   lipase, sucrase, amylase -asis            condition or state of                metastasis, homeostasisaster-          star like, star                           aster rays, asteroidean, astronomy, astronaut -asthenia     loss of strength, weakness        neurasthenia, myasthenia gravis, asthenia gravis-ate             to cause, like, having, owing    nervate, laminate, acidulate, oxygenate -ate             chemical compound                 acetate, aluminate, carbonate -atic            of the kind of                           plasmatic, somatic-ation          that act of, condition of,         speciation,

condensation, precipitation, migration                    state or concept of, process    filtration, oscilation, concentrationatmo-          breath, breathe, vapor           atmosphere, atmometer, atmolysis -atory          characterized by, of or           circulatory, respiratory, ambulatory,                   relating to                              conservatory, laboratory, observatoryaudi-            hear, hearing                         audio, auditory, audible, auditorium, audiance, auditionauri-             ear                                        auricle, auricular, aurilaveauto-            self, same                              autonomic, automatic, autosome, autotroph, autonomy                                                                 autoimmune, autobiography, automobile, autographaux-             grow                                      auxin, auxiliary, auxosporeavi(s)-          bird                                        avian, aviary, aviation, aviatoraxi-              axis, turn                               axle, axil, axillary, axilla 

PRS            MEANING                          EXAMPLE  WORDS

BSelect another letter. 

bac-             rod, stick                              bacteria, Bacillus, bacteriophagebar-             pressure, weight, heavy        barometer, barograph, barium, baritonebas-             base                                     basal disc, basidia, basilar bathos-        deep, depths underwater      bathysphere, bathymeter, batholith be-              completely, excessively        bemuse, bespeak, bewail, besmirchben-            well                                      benign, benediction, beneficial, benefactor, benefit

bentho-       depths (of the sea)                benthic, benthos, benthal             bi-               two, twice, double                binocular, bilateral, bipedal, bipinnate,                                                                bivalve, binocular vision, biennial, binarybio-              life, related to life, living     biology, biotic, biogenesis, biopsy, biochemistry-biosis          mode of living                      symbiosis, abiosis, parabiosis-blast(o)-     embryo form, bud, germ       blastula, osteoblast, blastopore, blastoderm                   that which will generate       blastocyst, blastomere blepharo-    eyelid                                    blepharospasm, blepharoplast, blepharism, blepharadenitis-boli-           ball, throw                            bolide, catabolism, metabolismbot-             graze, feed, plants                botany, botanical, botanistbrachi-         arm                                      brachial, brachiocephalic, embracebrady-          slow                                      bradycardia-branchi-      gill                                        branchiomorph, branchiopodbrevi-           short                                     brief, brevilineal, brevitybrom(o)-      stench                                   bromine, bromidebronch-       windpipe, trachea                 bronchitis, bronchial, bronchoscope   bry-              moss, grow                           bryology, bryophyte, bryozoanbucc-            cheek                                   buccal, buccinator, buccolingual bulla-           of lead                                 bullet, bullitinbunio-          hill, rounded                        bunion, bunodont, buninoid -bursa-         purse, pouch                        bursae, bursitis, bursiform, reimburse, disburse

PRS            MEANING                          EXAMPLE  WORDS

CSelect another letter.

cac(o)-         bad                                       cacophony, cacographycalcane-       heel                                      calcaneouscalc(i)-         lime, chalk                            calcium, calcite, calcification, calcifycalcu-          to reckon, pebble                   calculator, calculate, calculuscalo(r)-        heat                                      calorie, caloreceptor, calorescence, calorimeter calyp-          husk, cover                            calyx, calypteron, calyptrogencand-           white, bright                         candle, candescent, candentcapilli-         hair                                       capillary, capillaritycapit-           head                                     decapitate, capitate bonecarcin-          cancer, a spreading sore       carcinogen, carcinoma, carcinization, carcinogenesis cardi(o)-       heart                                     cardiogram, cardiology, endocarditis, tachycardiacari-             decay                                    carrion  carn(i)-         flesh                                     carnivore, carnivorous, carnelian, carnagecarp-            fruit                                      carpology, carpogonium, carpophorecarp-            wrist (carpus)                        carpalcaryo-           nucleus                                eukaryote,  prokaryotecast-             to make pure                       castigate, caste, cata-             down, under, lower,            catabolism, catalyst, catatonia, catastrophe,                     decomposition, against       catatonic, cataclysmcathar-          pure, purge                         catheter, catharsis, catharistcaud-             tail                                     caudal fin, acaudal, caudate cauli-             stem                                   cauliflower, caulescent, caulicle

-caus-            to burn                                caustic, holocaust, cauterize, causalgia cav-              hollow                                 cave, concave, cavern, caval, cavitycaval-           horse                                   cavalier, cavalry, cavalcadecec-              blind                                    cecumcede-            go, yield                              proceed, precede, exceed, succeed, concede, recedeceil-              heaven                               ceiling, celestial-cele             hernia, tumor, pouching     cystocele, hydatidoceleceli-              belly, abdomen                   celiac, celiac arterycell               small room                         cell, cellular, cellar, cellaretteceno-            empty                                cenotaph, cenosis, cenotronceno-            new, common                     cenozoic, cenobite, cenoserecens-            to judge                              censorial, censor, censure                         -cent-           hundred, hundredth part     centigrade, century, centimeter, percent, centipede-centesis       puncturing                          amniocentesis, rachicentesis, cardiocentesis-centr-          round, middle                     eccentric, centromere, ethnocentriccentro-         center                                 centromere, centriole, centrosome, centrifuse,                                                               centripetal, cenrifugal      -cephal(o)-      head, upward, up               cephalic, cephalothorax, hydrocephalus, anencephaly,                                                               cephalization, cephalometry, marocephaly, cephalopod -ceps             head                                   biceps, triceps -cept             to take                                reception, intercept, percept, conceptcereb-           brain                                   cerebellum, cerebrum, cerebralcervi-            neck                                   cervical collar,

cervix                        chaeta           bristles                               chaetopod, Polychaeta, chaetognath                             cheli              claw                                   cheliped, chelicerata, chelicera, cheliform, chelatechemo-          chemical, drug                   chemosynthesis, chemotherapy, chemotaxis,                                                               chemoreceptor, chemotropism chiasm-         a cross                               optic chiasm, chiasmatachir-              hand                                  chiroptera, chiropody chlor(o)-        green, containing chloride   chlorophyll, chlorine, chloroplast chol-            bile, gall                            cholesterol, cholera, cholinesterase, cholecystchondr-          cartilage, small                 hypochondria, mitochondria, chondrocyte,                      grainlike structure             Chondrichthyes -chord-          cord, string                         chordata, notochord, chordatechoroid-         skin like                             choroid coat, choroidoiritischrom(o)-       color, colored                    chromosome, chromatography, chromatin, achromicchron(o)-        time                                  chronic, chronological, anachronism, chronology chrys(o)-        golden                                chrysophyte, chrysochlor, chrysalis, chrysaniline           chym-            juice                                  chyme, parenchyma, sclerenchyma, chymosin-cian             having a certain skill           physician, clinician, technician-cide             kill, killer, killing                insecticide, homicide, herbicide, pesticide, suicide                                                               fratricide, genocide, vespacide, regicide cilia-             little hairs                          cilium, ciliata, ciliogradecine-             movement                          cinema, cinematic, cinemascope circum-          around, about                    circadian,

circumference, circumnavigate, circumvent,                                                               circumstance, circulatory, circumcision, circus cirrh-             orange-yellow                    cirrhosis            cis(e)-            cut                                    incise, incision, scissors, circumcision, incisor, excision -city               practice                            atrocityclass-             clan, in common                classify, classification, classmate-clast             dissolving, broken              osteoclast, iconoclast, orthoclase, plagioclastic, osteoclasiaclaust-           confined spaces                 claustrophobia, closet, clausuraclav-             key, club                            clavicle, clavate, clavichordclima-           region, slope                      climate, climax, climacteric -cline-           to learn                              incline, recline, clinograph-clude-          closing                               conclude, occlusion, preclude, include, exclude, secludecnid(e)-         nettle                                cnidoblast, cnidophore, cnidocilco-                 with, together                   coed, coevolution, cohesion, cohabitate,                                                               codominance, cohere, cooperatecoagu-           curdle, gel                         coagulate, coagulincocc-             berry                                 coccus, coccidious, streptococcus, coccidium-coch-           snail                                  cochlea, cochleant, cochleate-coel(e)-        hollow, cavity, chamber     coelom, blastocoel, pseudocoelom, hemocoel, mucocoel -cogni-           to know                             recognize, cognizant,cognoscent,incognito,recognizance    coleo-            sheath, shield                    coleophyl, coleoptrera, coleorhiza                collo-            gelatin, glue                       collodion, colloid, collodiumcolo-              colon                                 colostomy, colitis

colpo-            vagina                               colpospasm, colposcopy com-             together                             composite, complex, combine, community, complicatecon-              with, together                    conclude, conjoin, connect, congress, connotationcondyl-          knob, knuckle                    condyle, condyloma                             coni-             dust                                   conidium, conidiophore, conidial conjunct-      join together                     conjunctiva, conjuctivitis, conjuction cono-            cone                                  conoid, conoscope, conodontconsider        with stars                          consideration, considerate, considerable                        contra-          against, opposed to           contrary, contradict, contraception, contraband-copia-          abundance                         copious, copiously, cornucopia copr-             feces, excrement, dung     coprolite, coprolallia, coprophagous               core-             pupil                                 corectopiacornu-           horn                                  cornea, cornu, cornucopiacorona-         a ring                                corona, coronagraph, corrola, coronary, coroniform corpus-          body                                 corpus luteum, corpuscles, corpse, corporationcorro-           together-gnaw                   corrode, corrosive, corrodentcortic-          cortex, bark, rind              corticotropin, corticobulbar, corticate, cortincosm-           universe                            cosmic, cosmonaut, cosmopolitan, cosmology                 -cost-             rib                                   intercostal, costalgia -cotyl-           cup                                   cotyledon, monocotyledon, dicotyledoncounter-        against, opposite              counterpoint, counterfeit, counter-clockwise -cracy           rule, form of government  democracy, autocracy,

aristrocracy, meritocracy          cran-             skull, head, brain              cranium, cranial, craniotomy-crat             a supporter of, rule            democrat, autocrat, aristrocrat, bureacrat cred-             to believe                         credible, credit, incredible, credulous                              -crin-             secrete, cry                      endocrine, endocrinology-crit               separate                           hematocritcruci-             cross                                 cruciform, cruciate, excruciate, crucial ligament, crucifycrusta-           shell, tough hard surface   crustacean, cruataceous, crustal cry(o)-           extreme cold, frost            cryonics, cryogenics, cryosurgery, cryophyte, cryostoragecrypt-            hidden, concealed             cryptic, cryptogram, cryptorchism, cryptozoology    culp-             fault                                  culprit, culpable -cubo-           lie in or on                         incubate, incubus, incubatorcumu-           pile, heap                          accumulate, cumulus, cumulative, cumulonimbus          curs-             run                                     cursorial, cursive, cursory, precursor, cursorcusp-            a point                               cuspid, bicuspid, cusped, cuti-             skin                                    cuticle, cutin, subcutaneous, cutaneous respiration-cy               action, function, condition  pregnancy, deficiency, impotency, agency, idiocycyano-          blue, blue green                 cyanic, cyanosis, cyanide, cyanobacteria-cycl-            round, circle, wheel          cycle, epicycle, hydrocycle, cyclone, cyclic, bicycle-cyst-            bladder, sac, pouch          cystitis, trichocyst, cystectomy, cystine, cystocele-cyt(o/e)-      cell, hollow vessel            erythrocyte, leukocyte, lymphocyte, osteocyte, cytology,                                                             cytokinesis, cytolysis, cytoplasm, cytoblast, cytochemistry,

                                                             cytosis, osteocyte, cytosol, exocytosis, endocytosis

PRS              MEANING                          EXAMPLE  WORDS

DSelect another letter.

dactyl-         finger, toe, digit                 polydactyl, dactylogram, pterodactyl de-               from, away, down, to         decompose, denature, degenerate, detach, deploy,                    do the opposite, undoing    devoid, deodorize, dehydrate, deoxyribose,                    or removal of                     detoxification, depolarization, desalination dec(a)-         ten, tenth                           decade, decagon, Decemberdeci-            one-tenth                            decimal, decimeter              deci-            falling off, falling out          deciduous, decimate, decimate, decidua-dem-           people                                demographics, democracy, epidemic, demagoguedendr(o)-      tree, branching                   dendrite, dendrology, dendriform, dendrolithdent-            tooth                                  dentist, Endentata, dentition, denticulate-derm-         skin, covering, tissue layer  epidermis, dermal, hypodermic, echinoderm, ectoderm,                                                              dermatologist, dermatitis, endoderm, mesodermdeut-            second                                deutoplasm, duet, Deuteronomy, deuthyalosomedextr-           right                                   dextrose, dexterity, dextrorotatory, dextroposition,di-                twofold, double, twice        disaccharide, dihybrid, diatom, diatomic, dichromate,                                                               dicotyledon, dichotomy, dichotomous key di-                apart                                  digress, diverge,

diastyle, dioeciousdi-                day                                     diurnaldia-              through, across, between    diagonal, diagnosis, diameter, diarrhea, dialysis, diaphragmdict-             to say, speak                       diction, dictate, contradict, indict, predict, verdict, dictumdilu-             wash apart                          dilute, dilution, dilutent, diluvial dis-               undo, apart, away              dissolve, dismiss, disperse, disconnect, disarray, dissentdivi-             cut, apart                           divide, division, dividend, divider-dom            state of being, realm           freedom, kingdom, wisdom, stardom-dont-           tooth                                  orthodontist, coelodont, lophodont, periodontitisdorm-           sleep                                  dormant, dormancy, dormitorydors-            back                                    dorsiflexion, dorsal, dorsolateral dox-             view, teaching                     doxology, orthodox, -drome        race course, running            palindrome, airdrome, hippodrome, velodrome-duct-          carry, to lead                       conduct, aqueduct, abduct, product, deduct, viaduct            -dura-          hard                                    dura mater, durable, endure, epidural, subduraldyn(a)-        force, power                        dynamite, dynamic, dynamo, dynasty                    dys-             bad, ill, painful, difficult,    dysentery, dysfunction, dystrophy, dyslexia, dysplasia,                   deformed, abnormal            dyspnea, dysuria, dysmenorrhea, dystaxia

PRS              MEANING                          EXAMPLE  WORDS

ESelect another letter.

e(c)-            out of, from, exclude          emit, edict, elude, erupt, eccentric, ectopic 

-ee              one who receives action      employee, trainee echino-        spiny, prickly                      echinoderm, echinate, echinus, echinoieda eco(s)-         house                                 ecology, ecosystem, economy, ecotage, ecotoneech-             sound                                 echolocation, echogram, echochamber, echocardiography  ecto-            outer, outside, external     ectoderm, ectoplasm, ectoparasite, ectomorph-ectomy       cut out, excision                 appendectomy, tonsillectomy, vasectomy, spleenectomy effu-            pour forth                           effulence, effulent, effluvium, efflux, effuse, effusionego-             self                                    egotist, egotistic, egoismelast-           return to shape                  elastic, elasticity, elastanceelectr(o)-     electrical, electricity         electrocardiogram, gel-electrophoresis, electrocutionembol(i)-      a stopper, ball                   embolism, embolic, embolus, embolectomyembryo        swelling inside                   embryo, embryology, embryonic, embryosis, embryogenesis -emia           blood condition                 anemia, toxemia, leukemia, hyperglycemia-en               cause to be, made of         harden, lessen, darken, sunken, swollenen-               in, into, within                 endemic, encephalitis, entangle, enrobe, endear  -ence           action, process, state        emergence, science, bioluminescence, fluorescence -enchyma     tissue                                parenchyma, collenchyma, sclerenchyma, mesenchyma end(o)-         inner, inside, within,         endoderm, endoskeleton, endothermic, endoscope, endoblast                    internal, in                        endosperm, endopodite, endoplasm, endocrine, endotoxin-ene             ending for alkenes              ethylene, methylene, phenylthalene  propene  entero-         intestine, gut                     coelenterate, enteritis, enterostomy, enterobiasis

eo-               early, most primitive         Eozoan, eohippus, eolithic, eocene                            epheme-       brief, lasting one day         ephemeron, ephemeral, Ephemeridae   epi-              over, upon, outer, above,  epidermis, epigenesis, epiphyte, epiglottis,                      attached to                        epidemic, epitaph, epicenter, episode episi-            vulva                                 episiotomyequ-              equal                                 equate, equator, equation, equidistant, equilibrium-er                 one who, more                  teacher, lawyer, preacher, brighter, lighter, writer-erg(y)-          work                                 energy, synergist, ergometer, ergograph, synergy, ergal-erythr(o)-     red                                   erythrocyte, phycoerythrin, erythromycin eso-               inside, will bear                esophagus, esophoria, esostamenous -esthesia       feeling, sensation               synesthesia, kinesthesia, anesthesia                          estiv-            summer                             estivation, estival, estivateestr-              female                              estrogenethi-             character                           ethics, ethos, ethically, ethicizeethno-           race, nation                      ethnic, ethnicity, ethnology, ethnocentriceti-               cause                                 etiology, etiolateeu-                good, well, normal, true,   eukaryote, eubacteria, eugenics, euphoria                      most typical                      euthanasia, eulogy, euphemism, eucoelom eury-             wide                                  eurypterid, aneurism, eurycephalicex-                from, out of, former          expel, excretion, exit, extinction, exodus, ex-president exo-              outside, outer, external      exoskeleton, exothermic, exopathic, exorhiza, exopodite exter-           outside                                 external, extrinsic, exterior

extra-           outside, in addition, beyond  extracellular, extracurricular, extraterrestrial, extraneous

PRS              MEANING                          EXAMPLE  WORDS

FSelect another letter.

faci-            make (easy)                        facile, facilitate, fascimilefasc-            a bundle                             fascia, fascine, fascistfebri-           fever                                  febrifuge, febricity, febrilefeli-             happy                                 felicitate, felicity, felicificfelis             cat                                     felidae, feline, felineness, Felis domesticusfels-             rock                                   felsic, felsite, feldspar-fer              to carry or bear                  transfer, conifer, aquifer, ferryfera             wild                                    feral, ferocious, fierce-ferous         bearing                              coniferous, auriferous, sporiferousfibr-             fiber, hair like                    fibrin, fibroblast, fibrinogen           -fic              making, causing                  scientific, terrific-fido-           faithful, trustful                 fidelity, infidelity, fiduciaryfilo-             thread                                filament, filarial, filopodium fissi-            split, cleft                           fission, fissure, fissile, fissateflatu-           blow, break wind                flatus, flatulate, flatulence, deflate, inflate-flect           turn or bend                       reflect, deflect, inflect, reflection-flex-           bend                                   flexion, flexor, reflex, flexible, circumflex-flict-           to strike                            conflict, inflict, inflictionflor-             flower, bloom                    florist, floret, florescence 

-flu(x)-         flow                                   effluence, influence, fluctuate, confluence, reflux, influxfluor-           glow with color                  fluoresce, fluorescence, fluoroscope, fluorescein-foli(o)-        plant, leaves                     folio, foliage, foliate, foliolate, exfoliate, trifoliate folli-            bag, sack                           follicle, follicular, folliculatedforami-        opening, hole                     foramen, foraminate, foramen magnumfore-            before, in front of              foreskin, foreshadowing, forecast, forefoot, forefinger       -form-          shape                                formula, vermiform, fusiform, formidablefossa-          dig, trench                         fossil, fossorial, fossilize, fossorial, fossil fuel        fov-             pit                                     fovea, foveola, foveiform, fovea centralis -fract-         broken                               fracture, infraction, fraction, refraction fragi-           delicate, frail                    fragile, fragment, fragmental, fragmentate, fragmentationfrat-            brother, sibling                  fraternal, fraternity, fraternizefric-            rub, carve                          frets, fretful, friction, fricative, fricasseefrigi-           be cold                              frigid, refrigerate, frigidity, frigorificfruc-           fruit                                   fructose, fructuous, fructuform-fug(e)-       to drive out, to flee           centrifuge, fugitive, fugacious-ful             full of, having much           hopeful, useful, thankful, colorful, fruitful, respectful  fuma-          smoke, fumes                    fumigate, fuming, fumarolefund-           bottom, deep                    fundus, fundamental, fundamentfung-           mushroom, toadstool         fungus, Fungi, fungal, fungicidefunic-          small rope                         funicular, funiculus,

funiculatefuri-            to rave, insane                  furor, fury, infuriate, furiousfuse-           to melt, pour together       fuse, fusion, fusible, infusible, infusion, transfusion, confusion-fy               make, cause, cause to       petrify, simplify, signify, purify, exemplify

PRS            MEANING                           EXAMPLE  WORDS

GSelect another letter.

gala-          milk-white                          galaxy, galactagog, galacticgamet-       sexual, reproductive           gamete, gametophyte, gametogenesis, gametocyte gam(o)-      united                                 gamogenesis, gamotropic, gamosepalous-gamy        marriage                              bigamy, monogamy, cryptogamy gangli-        a swelling, knot, tumor       ganglia, ganglion, gangliated, ganglionicgastr(o)-     stomach, digestive              gastritis, gastroscope, gastrula, gastrectomy, gastropod -gate          a scandal                             Watergate, negate, Irangate, interrogate gem(m)-     bud, producing                    gemma, gemmoid, gemmule, gemmate, gemmiferous   -gen-          formation, development,     Genesis, spermatogenesis, oogenesis, gameogenesis                  origin, birth, producing        generator, generation, -genic         origin, kind, giving rise to    carcinogenic, cytogenic, mutagenic, eugenics, photogenic  genus         class, to become                  general, generic, genuine-gen(y)-       race, kind, tribe, origin       genealogy, genotype, progeny, homogeny  ge(o)-          earth                                  geology, geography, geometry, geotropismgeri-            old                                     geriatrics, gerontology,

gerontocracygerm-          sprout, seed                       germinate, germicide, germinal disk-gesto-        to carry                              digestion, ingested, gestationgiga-           giant                                   giantism, gigameter, gigabyte, giganticgingiv-        gums                                   gingiva, gingivitis glaci-          ice                                      glacial, glacier, glaciate, glacisglans          acron                                   gland, glandular, glandule, glans penisglauc-         gray, blue gray                    glaucoma, glauconite, glaucous                                   glea-           glue, gelatinous                  neurogleal, mesogleaglob-           ball                                    gamma globulin, globe, globin, globeriginaglom-          make a little ball                glomerulus, conglomerate, glomerulegloss-          tongue                                hypoglossal, glossary, toxiglossaglott-          tongue                                glottis, epiglottis, polyglotgluc-           sugar                                  glucose, glucinumglyc(o)-       sugar                                  glycogen, hypoglycemia, hyperglycemia glycerin -gnath-        jaw                                    Agnatha, gnathopod, prognathous -gnos(is)-     knowledge, belief               prognosis, diagnosis, agnostic, gnostic                 gon-            sexual, seed                       gonads, gonorrhea, gonophore-gon            angle                                 polygon, pentagon, -grad-         step                                    centigrade, graduate, gradual, gradus-gram-        written record                    telegram, diagram, grammar, program     -graph-       write or draw                      photograph, topographical, graphite, polygraph, autograph-graphy       recording, description         geography, cardiography, enterography, biography 

-gregate      gather                                congregate, aggregate-gress          to walk, entrance               digress, transgress, ingress, egress, progress gutta-         drops, dripping                    guttation, gutter, guttate, guttulagymno-        naked                                 gymnospore, gymnosperm, gymnasiumgyn(ec)-       female, woman,                 gynecology, gynecologist, gynoid -gyro-          to whirl, revolve or spin      gyrate, gyroscope, autogyro, gyroidal

PRS            MEANING                            EXAMPLE  WORDS

HSelect another letter.

hal-             salt                                   halophyte, halitosis, halide, halite, halogen lights hallu-          wander in mind                 hallucinate, hallucination, hallucinogenhaplo-         single                                haploid, haplosis, haplopia, haplont, haplology                    hect-           hundred                            hectare, hectogram, hectoliter, hectometer-hedron       seat, face, shape               hedral, tetrahedron, icosahedron, heptahedron, euhedralheli-            spiral, screw                      helix, helicopter, helicoid, helictite  helio-          sun                                    heliotrope, heleograph, heliometer, heliostat, heliotaxishelminth-    worm                                Platyhelminthes, helminthic, helminthiasis, anthelmintic hemat-        blood                                hematoma, hematology, hematocrit, hematopoiesis   hem(o)-       blood                                hemoglobin, hemostat, hemostasis, hemophilia, hemophobiahemi-          half                                   hemisphere, hemimetabolous, hemicrania, hemicycle,hepat-         liver                                  hepatitis, hepatic vein, hepatectomy, hepatoma 

hepta-         seven                                heptad, heptagonal, heptarchy, heptathlon, heptastichherb(a)-       plant, grass, green crop     herbivore, herbaceous, herbal, herbalist, herbotology-hereo         to cling, stick                    adhere, adhesion, adhesive, cohere, cohesionherp-           pertaining to reptiles         herpetology, herpetologist, herpetological   heter(o)-     different, other                  heterozygous, heterotrophic, heterosexual, heterogenous hexa-          six                                      hexapod, hexagonal, hexameter, hexagone, hexangularhibern-       winter                                 hibernate, hibernal, hibernaculumhist(o)-        tissue                                 histology, histocyte, histogram, histamine, histopathology-holic          love, addiction                   alcoholic, workaholic, chocoholicholo-           entire, whole                     holoblastic, holophytic, hologamous, holographic, holocrine homeo-       sameness, likeness              homeostasis, homeobox, homeopathhomi-         man                                    hominid, homicide, hominoid, Hominidaehomo-         alike, similar, same            homozygous, homologous, homogenous, homosexual,                                                            homotypic, homogeny-hood          order, condition                 brotherhood, sisterhood, manhood, falsehoodhyal-           glass                                   hyalogen, hyaline, hyaloid, hyalite, hyloplasm hydr(o)-      water, fluid,                        hydrolysis, hydrophobic, hydrocephalus, hydrant                                                             hydroelectric, hydroponics, hydrothermal, dehydrate  hygr(o)-     damp, moist                         hygrometer, hygroscopic, hygrophiloushymen-      membrane                            hymeneal, hymenoptera, hymenotomyhyper-        above, excessive, over,        hypertonic, hyperactive, hyperglycemia, hyperthyroidism, 

                 more than normal, beyond    hyperthermia, hypertension, hyperventilate, hyperkinetichypn-         sleep                                    hypnotherapy, hypnotize, hypnotic, hypnosishypo-         under, less than, below,        hypotonic, hypodermic, hypoglycemia, hypotension,                  beneath                                hypothermic, hypoallergenic, hypochondria hyster-       uterus, womb                       hysterectomy

PRS            MEANING                          EXAMPLE  WORDS

ISelect another letter.

-ia              condition, state                    anoxia, hysteria, hypothermia-iac            pertaining to                         iliac, hypochondriac, maniac-ial             of, relating to                       pericardial, cranial, medial, arterial -ian            one skilled in, resembling      physician, comedian, librarian, amphibian-iasis          diseased condition                 myiasis, psoriasis, elephantiasis, taeniasis, histomoniasis-iatry-        treatment, healing                podiatry, psychiatry -iatrics       medical treatment                geriatrics, pediatrics, psychiatrics, -ible           capable of being                   incredible, terrible, visible-ic              pertaining to, having            biotic, manic, hyperglycemic, hypodermic, medic ichthy-       fish, referring to fish             ichthyology, Chondrichthyes, icthyoid-ician         specialist                              physician, technician, mortician, musicianicon-          image                                   iconic, iconography, iconoclast-ics            technology                            physics, aerodynamics, forensics, acoustics, mathematics,  -id             quality, tending to,               tepid, hominid, acid, 

                 connected with                     buninoid, amoeboididi(o)-        individual, one's own, self     idiosyncracy, idiom, idiopathy, -idium        small one, structure             antheridium, basidium, pycnidium-ify             to become, make                 petrify, basify, rectify, ignis-          fire                                      igneous rock, ignite, ignitionile-             segment of, relating to        docile, compileileo-           twist                                    ileum, ileostomy, ileitis im-             not                                      imbalance, imitation, impassible, imperfect, impede  immun-      safe, exempt, free               immune, immunity, immunizedin-             in, into, not, without           inability, inferior, incoherent, intangible-in             pertaining to                        melanin, insulin, epinephrin, pancreatin incis-         cut into                               incisor, incisive, incisoryindo-         blue, violet                          indigo, indol, indophenol infer(i)-      below, under                      inferior, infernal, inferiorityinfra-         below, under, beneath        infrastructure, infrared, infraclusion-ing            act of                                 healing, growing, pumping, blocking, repeatinginter-         between, among                 intercellular, intervention, internet, interval, interludeintra-         within, inside of                  intracellular, intravenous, intramural, intraocular, intranetintro-         into, within                         introversion, introduce  -ion           act of, process of                 extinction -ior            pertaining to                       senior, junior, juror      -ious          full of, having                      bilious, iris-           rainbow color                      iris, iritis, iritomy, irisopsia                 -ish            of, relating to, like              greenish, tallish-ism           condition, belief in              parasitism, alcoholism, botulism,   iso-            equal                                   isotonic, isometric, isogamy, isoptera, isobar, isopod

-ist            one who specializes in          dentist, botanist, ophthalmologist, dermatologist  -istics        the science of the nature of  statistics, ballistics, linguistics, cladistics-ite            nature of, quality of             somite, stalagmite, trilobite, -itis           inflammation, infection        appendicitis, arthritis, hepatitis, bronchitis, gingivitis -ity            state, quality, degree          formality, normality-ium          chemical element or group   ammonium, barium, californium-ization     action, result of making        ionization-ize           cause to be, treat with         materialize, idolize, ionize  

PRS            MEANING                          EXAMPLE  WORDS

JSelect another letter.

-ject           throw, hurl                         eject, project, projectile, reject, trajectory, interject                judic-         judge                                  judicial, injudicious, judicature junct-         join                                    adjunct, conjunction, disjunction, neuromuscular junction-juven-       youthful                              rejuvenate, juvenile, juvenescent

KSelect another letter.

karyo-         nucleus                               karyotype, eukaryote,  prokaryotekerat-         cornea, horn                       keratectomy, keratin, keratitis kilo-            one thousand, 1000             kilometer, kilogram, kilowatt, kilocalorie-kines(a)-     movement, action              kinesthetic, kinesiology, telekinesis, cytokinesis

PRS            MEANING                          EXAMPLE  WORDS

LSelect another letter.

lab-            labor, change                     labile, laboratory, labilitylabi-           lips                                     labialacer-         mangled, jagged                 lacerate, lacerations, laceratedlacri-          tear, cry                             lacrimate, lacrimator, lachrymose                    lact-           milk                                   lactate, lactose, lactobacilluslacu-           pit, basin                           lacuna, lacunose, lacustrinelamella       leaf or layer                       middle lamella, lamellate, lamellose, lamelliform-lamin-        layer, thin sheet, scale      laminate, laminectomy, laminitis   lana-           wool                                  lanolin, lanate, lanary lance          spear, dart                         lancet, lancelet, lancinate langui-        faint, weak                        languid, languish, languor                            lapar(o)-     abdominal wall                  laparotomy, laparocele, laparocele, laparoscope -lapid-         stone                                dilapidated, lapidary, lapillus, lapidarylard             fat, pig fat                        larder, lardacein, lardaceouslarva-          ghost, spirit of                  larvae, larval, larvate, larviparouslaryng-        throat, gullet                    larynx, laryngitis, laryngoscope          laten-          hidden, lurking                 latent, latescent, latencylater-          brick, red                          lateritious, laterite, lateriticlater(o)-      side, lateral                       unilateral, bilateral, lateroversionlati-            broad                                latitude, laticlave, latifoliate

lax-             loose                                laxation, laxative, laxity, relaxation lega-           bequeath                          legacy, legal, legate,legalizationlegit-           lawful                              legitimate, legitimist, illegitimatelepido-        scale, scaly, flake              leprosy, lepidoptera, lepidote  -less            lack of, without                useless, homeless, childless, painless                     leuk(o)-       white, colorless, clear       leukocyte, leukopenia, leukoderma, leucopathy, leucopyritelevat(a)-     to raise                             levy, leviable, levant, elevator, leveeleve-           balance, to the left           level, lever, leveful, levogyratelex-            speech, word, read, law    lexicon, lexicology, dyslexia, lexeme, lexicallibra-         balance, even                    librate, deliberate, equilibrium, libratorylibri-          tree bark                           liber, libriform, liberaceousliga-           to bind                              ligament, ligature, ligate, liableligini-         wood                                ligneous, lignin, lignose, lignitelimbus        edge                                  limbate, limb, limbic, limbolimin-         threshold                           limen, liminal, eliminate, limitlinea-         line                                    lineage, lineal, lineolatelingu-         tongue                                lingulate, linguistics, lingual, bilingual, linguoversion-ling           smaller, younger, weaker     hatchling, saoling, duckling, earthlinglinum         flax                                     linoleum, linnet, linen, lingerielip-            fat                                      lipid, liposuction, lipase, lipoma, lipemialiqua          be fluid                               liquor, liquid, liquate, liquescent 

lith-           stone                                  lithograph, monolith, neolithic, lithosphere-lobe-        rounded section                   lobectomy, lobotomy, lobular, frontal lobe, loca-          place                                  location, locus, locomotive-logo-        speech, thought                   logical, dialogue, eulogy, apology, logogram-logy          study of, a science               biology, ecology, teratology, zoology, physiologyloph-         tuft, crest                            lophodont, lophobranch, lopholithlubri-         slippery                               lubricant, lubricate, lubricious   luci-          light                                    lucid, luciferin, lucifer, luciferase, lucubratory -lud-         play                                      elude, allude, elusive, ludicrous                             lumb-        lower back, loin                    lumbar, lumbago, lumbus, elumbated, lumbagolumen-      light                                     illuminate, luminescent, bioluminescent, lumenophoreluna-         moon                                    lunar, lunatic, lunacy, lunate, luniform, lunitidallunul-        moon-like                             lunula, lunulated, lunularlupus-       wolf                                      lupine, lupus vulgaris, lupoma, Canis lupis lut-           yellow, golden                      luteolin, corpus luteum, luteous                                   -ly            manner, like                         quickly, laterally, neuroticly, chronologically lymph-     clear fluid                              lymphocyte, lymphoid, lymphoma, lymphatic lyo-          loose                                     lyophilic, lyophobic, lyogenic-lysis-      to break up, loosen, burst,     lysosome, lysis, hydrolyze, analyze, dialysis               dissolving, to split, release     cytolysis, hemolysis, hydrolysis, glycolysis 

PRS            MEANING                          EXAMPLE  WORDS

MSelect another letter.

macro-     large, enlarged, elongated      macroscopic, macrophage, macronucleus, macrobiologymadre-     mother                                 madreporite, madreporaria, madreporiform, madreporamagma     to knead dough, a pasty mass  magma, magmatic, massecuite, milk of magnesiamagn(i)-   great                                    magnification, magnificent, magnate, magnum, magna cartamagnet-   expressing strong attraction    magnetic, magnetize, magneto, magnetite -mal(i)-    bad, faulty                            malpractice, malocclusion, malodorous, malformation,                                                          malignant, malicious, malign, malnutrition, diamal, malody-malacia   abnormal softening,soft          malachite, malacology, malacophilous, malaxatemall-        hammer                                malleable, malleate, malleolus, malletmamm-    breast                                   mammogram, mammary glandmandi-     lower jaw,chew                    mandible, mandibular, mandibularymani-       hand                                     manipulate, manicure, maniple, manifold, manifest-mania     insane desire, compulsion      manic, maniac, manic-depression, kleptomania, mythomaniamanu-      a hand                                  manufacture, manual, manumissionmar-        sea                                       marine, maritime, marinate, meremma, marinermasto-     breast, meat                         mastectomy, mastitis, mastoid, mastodon, mastopathymastigo-   whip                                    mastigote, mastigophobia, Mastigophoramateri-    matter                                  material, materialize, materalistic

-matic      of, relating to                      plasmatic, somatic, automatic, mathmatic, spermaticmatin       morning                                matins, matinee, matinal, matutinalmaxi-       many, most, highest              maximum, maximal, maxim, maximize, maximizationmaxill-     upper jaw                             maxilla, maxilliped, maxillary    -mea       to pass (through)                   permeate, permeability, permeationmechani- machine                                mechanical, mechanic, mechanize, mechanoreceptor  meddl-     mix                                      meddler, miscellaneous, miscible, miscibility, immiscible medi-       middle                                 median, mediate, mediastinum, mediocre, medieval medic-     physician, heal                     medicine, medical, medicationmega-      large, one million, great       megabyte, megaphone, megalopolis, megadose-megal(o)- enlargement                        megalocephaly, megalomaniac, megalosaurmelan-     black                                    melanocyte, melanin, melancholy, melanoma, melanoidmemor-    mindful, from memory          memoir, memorial, memorandum, memorable, memoritermenac-    threats                                 menace, menacing, menaced  mening-    membrane                           meninges, meningeal, meningitismensa-     table, food                           mensa, mensal, commensalism, commensialmensu-     to measure                          mensurative, mensuration, mensurablement-      jaw (lower)                          mental, mental point, mentum, mentonniere ment-      mind                                    mental, mentality, mention, demented-ment      act of, that which                 development, atonement, fragment, aliment, movement-mer        form, shape, part                 polymer, blastomere,

metamerism, merognostic    mes(o)(i)- middle, intermediate           mesoderm, mesophyll, mesothorax, mesial, mesozoicmeta-      after, beyond, change in      metamorphosis, metaphase, metastasis, metatarsal,                form, later, in succession     metaphysics, metabolism, metazoanmeteor-   weather                              meteorologist -meter-   means of measurement        millimeter, centimeter, diameter, photometer, micrometer -metr-     a measure, measurement     isometric,  metronome, trigonometrymetr(o)-  uterus, womb, mother         metropolis, metritis, metronymic                                micro-     minute; one-millionth          microscopic, microbiology, microbe, microorganismmid-        in the middle of                   mid-term, midsummer, midpoint, midbrainmilli-       one-thousandth, thousand   millimeter, millipede, millenium, milliampere, milligrammime-     mimic, copy                        mimosa, mimotype, mimeograph, pantomimemine        burrow, mine                     miner, mineral, minethrowermini-        least, small                       minimal, miniature, minimum, miniskirt, miniseriesminis-      assistant, help                    minister, administer, administrator, ministryminu-       less                                   minute, minuet, minus, minuendmio-        to shut, less                       miotic, miocene, miosis, myopiamira-       wonderful                          miraculous,miracle, miragemis-         bad, wrong                        miscarrage, mistake, misinform miso-       hate                                  misogyny, misanthropy, misogamymiss-       to send                              missile, missionary, mission-mit         to send                              transmit, permit, remit, admit,

mito-       thread                               mitosis, mitochondria, mitotic-mobil-    movable                            automobile, immobility, mobility, mobilize, mobilemodus      regulate                            moderate, modality, module, modus operandi mola-       mill, grind                         molar, molaris, molarymole-      mass, weight                      mole, molest, molecule, molecularmollis-     soft                                   mollusk, mollusca, mollify, Alchemilla mollismono-      one, single, alone              monocular, monohybrid, monocotyledon, monolith, monorail-morph-   shape, form, structure       metamorphosis, morphology, endomorph, ectomorph,                                                        lagomorph, polymorphic, isomorphismmor(t)-    death                                morgue, rigor mortis, mortify, mortuary, mortal moto-      moving                              motor neuron, motile, motion, motivemuc-        mucus, be moldy               mucus membrane, mucin, mucilage, mucedinousmult(i)-    consisting of many units     multicellular, multitude, multipolar, multiplemural       wall                                  murals, intramural, muriformmut(a)-    change                              mutation, mutagen, mutate, mutability-mycin     obtained from fungi           streptomycin, neomycin, erythromycin, viomycinmyc(o)-    fungi                                 mycology, mycoprotein, mycosis, mycorrhiza, mycelium myel-       spinal cord, bone marrow   myelitis, myeloma, myeloid, myelocytemyo-        muscle                              myocardium, myofibril, myotome, myopathy, myoclonusmyri-       ten-thousand                     myriad, myriagon, myriagram, myriapod

PRS            MEANING                          EXAMPLE  WORDS

NSelect another letter.

nano        one billionth                     nanometernarc-        sleep, numbness, torpor    narcolepsy, narcotic, narcosisnas-         nose                                  nasiform, nasology, nares, nasopharynxnat-         birth, to be born                neonatal, nation, native, nativity -naut-      ship, sailor                         cosmonaut, nautical, astronaut, nautilus, nauseanebul-      fog, mist                            nebula, nebulous, nebulizenecr(o)-   death, dead, corpse            necrosis, necrotic, necrophilia, necropolis -nema      thread, round                     nematode, nematocyst, nematoformneo-        new, recent                         neonatal, neonate, neoclassic, neophyte, neologism nephr(o)- kidney                                 nephron, nephritis, nephrocele, nephrotomy, nephrosis-ness        state, quality, degree         cleanness, brightness, fitness                           neur(o)-   nerve                                  neurology, neurotransmitter, neuron, neuroblast,                                                          neuromuscular junction, neuralgia, polyneuritisneutr(o)- neither one nor the other     neutron, neutrosphere, neutrino, neutrophilnictare-   to wink, blink                      nictitate, nictitation, nictitating membranenid-         nest, center                         nidus, nidulant, nidology                              nigr-        black                                   nigro, nigrescence, nigrosine, denigrate, streptonigrin, noct-       night                                   nocturnal, noctilucent, noctograph, noctiluca, noctambulismnod(o)-    knot, swelling                      nodule, nodular, nodulous, nodicalnomen-   name                                   binomial nomenclature, nominal data 

-nomy     science of, law                    taxonomy, anatomy, economy, aeronomy, autonomy, isonomy non-        nine, not                             non-disjunction, nonsense, nonagon, nonferrous, nonabrasivenorma     rule, average                      normal, normality, abnormal, normalcy, normativenoso-      disease                                nosogeny, nosology, nosomanianota-      know, notable                      notary, notation, notarize, note, notion-noto-     the back                              notocord, pronotum, notoderm, notomorph-nova-     new                                    novel, novelty, novacaine, innovation, supernovanoxa       hurt, harm                          obnoxious, noxious, noxal, noxiousness, nosodenucle-     kernel, nut                          nucleus, nucleolus, nuclear, nucleoplasm, enucleate null-        none, no, zero                    null, nullify, nullipore, nulliparous, nullificationnutri-      nourishing, feed                  nutrition, nutrient, nourish, nourishment

PRS            MEANING                          EXAMPLE  WORDS

OSelect another letter.

ob-           over, toward, against, to  observe, obtrude, obstinateobver-      toward, turn                     obversant, obvert, obverse, obvoluteoct(o)-     eight                                 octopus, October, octagon, octave, octopodoculo-      eye, vision                        binocular, monocle, oculist -odo-        way, path                         odometer, anode, cathodeodont-      tooth                                orthodontist, mesodont, macrodont, ogleodont, odontoblast offic-        work-do                            office, officer, offical, official, officious-oid          resembling, like               amoeboid, anthropoid, hominoid, ovoid, mongoloid

-ol            ending for an alcohol        methanol, ethanol, glycol, isopropenolole-          oil                                    oleo, oleomargarine, oleoginous, oleateolfact-      to smell                            olfactory, olfaction, olfactometeroligo-       few, little, small               oligarchy, oligochaete, oligodontia -ologist    one who studies                 biologist, ornithologist, entomologist, archaeologist-ology      study of, science of            biology, ecology, teratology, zoology, physiology, nosology-olus        small                                 nucleolus                    -oma        tumor, swelling                 hematoma, glaucoma, carcinoma, -ome        biological entity                genome, biome, kinome, physiome-omics      area of biology                 protemics, kinomics, neuromics, genomics, chronomicsomni-       all, many                          omnivore, omnipresent, omnibus, omnipotent, omniscient omphal-   navel                                omphalos, omphalocele, omphaloskepsisonco-       tumor, cancer                   oncologist, oncologyonoma-    name                                onomastic, onomatopoeia, onomatomaniaonomy-    knowledge of                    astronomy, taxonomy, anatomy, economy, agronomy onto-       being, existence                ontology, ontogeny, ontological-(o)nym   name                                pseudonym, anonymous, caconym, acronym, anonymous oo-          egg cell, beginning            oocyte, oogenesis, oogoniumopera       work                                opus, operand, operate, operatoroperc-      a cover                            operculum, opercle, opercular, operculateophthal-   eye                                  ophthalmology, ophthalmic, ophthalmoscope, ophthalmologist -opia       vision, sight                       myopia, presbyopia

opin-       think                                 opinion, opine, opinionated-opsis-     appearance, sight               synopsis, macropsia, caryopsis, diposide-opsy       examination                       biopsy, autopsy opt-         choice                               option, optimal, opt., optative-opt(i/o)- eye, vision, sight               optometrist, optical, optician, optical illusion  -or           one who                            doctor, operator, accelerator, oratorora-         mouth, pray                        oral, orifice, orator, oracleorb-         circle                                 orbit, orbiclate, orbital, orbicularis  orchi(o)-  testis                                  orchidectomy, orchitis, orchiotomyordino-    set in order                         ordain, order, ordinal, ordinanceornith-     bird                                    ornithology, ornithopter, ornithosisorno-       to adorn                              ornamnet, ornate, adornment, ornamentalortho-     straight, regular, upright      orthopedic, orthodontist, orthodox, orthographic -ory         having the nature of, place   laboratory,factory, dormitory, rectoryos-          bone                                   osteocyte, osteoporosis, osteichthyes, periosteum, ossifyoscill-      to swing                              oscillate, oscillogram, oscilloscope-ose        sugar ending                        glucose, fructose, deoxiribose, ribose, lactose, sucrose-osis        abnormal condition, state   cytosis, prognosis, thrombosis, ostosis, psychosis, neurosis               of, process of, disease         tuberculosis, varicosis, exocytosis, arteriosclerosisosm-        sense of smell, odor            osmic, osmious, osmiumossi-         bone                                  ossiferous, ossification, ossifyoste(o)-    bone                                  osteal, osteoblast, osteocyte, osteomyelitis, osteoperosis  osten-      exhibit, reality                    ostensible, ostentatious,

ostentation, ostensoryosti-        mouth, door                        ostium, ostiary, ostiole, ostiolar, ostium-ostomy   new opening                        colostomy, ileostomy, osteomate, urostomyostra-      oyster, shell                         ostracize, ostracod, ostracean, ostracionoto-         ear                                     otocyst, otology, otoscope, otitis, otomycosis-otic        affected with, producing      symbiotic, anabiotic, leukocytotic, psychotic-otomy     cut into, incision                 lobotomy, tracheotomy -ous         containing, pertaining to     dexterous, porous, bulbous, poisonousov(i)-       ovum, egg cell                     ovary, oviduct, ovule, ovipositor, ovoid, oval                        ox(y)-       form, oxygen, rust               oxidize, deoxyribonucleic acid, oxyhemoglobin, oxiodic

PRS            MEANING                          EXAMPLE  WORDS

PSelect another letter.

pachy-      thick                                 pachyderma, pachydactyl, pachycarpous, pachyglossalpaleo-      ancient, primitive              paleology, paleontology, paleolithic, paleocene pali-         repeat, again                     palisade, palingenesis, palinodepalm         hand, a tree                      Palmae, palmar, palma, palmary, palmaceous      -palpa-      touch, feel                        palpate, palpae, palpable    palud-       a swamp                           paludal, paludamental, paludism                            pan-          all                                    panorama, panacea, pandemic                      papill-       nipple                               papillae, papilloma, papillary, papescentpar-          bring forth                        parent, parturition,

parthenogenesispara-        beside, beyond, near         parasite, paramedic, paranoid, parathyroid, parabolapariet-      wall                                  parietal, paries, parietal bone, parietal pericardium-parous     birth, bearing young          oviparous, viviparous, nulliparous, gemmiparous pate-        open, shallow, pan            patella, patent, paten, patera, pateriformpater        father                               paternal, paternity, paterfamilias -path(o)-   disease                             pathogenic, pathology, pathogen, psychopath, pathetic        -pect-       chest                                 pectoral, pectoralis, expectorateped-         child, beginning                 pediatrician, pediatrics, pedigree, pedokinesis, pedophile                                                        pedogenesis,-ped(i)-     foot                                  pedal, bipedal, pedestrian, pinniped, pedipalp, pedicle, uniped-pel          drive                                expel, propel, repel pell-          skin, pelt                         pell, pelt, pelage, pellagra, pelliclepelor-        monster                            peloric, peloria, pelorism, peloriatepelv(i)-      pelvis, basin                     pelvimetry, pelvifixation, pelviperitonitis, pelvilithotomypeltas-       small leather shield          peltast, peltry, peltate, peltarionpena-        punishment                       penal, penalize, penalty, penance-penia       deficiency, lack                leukopenia, neutropenia, pancytopeniapend-        to hand                            appendage, appendix, pendant, dependent, pendicle, impendpen(e)(u)-  almost                             peneplain, peninsula, penumbra, penultimatepenetr-      put within, inner most     penetrate, impenetrable, penetraliapenna        feather, wing                   pennate, impennous, pennigerous, pennant, pennon

penta-        five                                 pentamerous, pentose, pentameter, pentagon, pentadactyl-peptein     digestion                         pepsin, peptone, eupeptic, dyspeptic, peptogenper-           through, completely        permeable, perjury, perspective, perfuse, perfervid, perforateperfor-       bore into, pass through    perforate, perforation, perfoliateperi-           around, surround            perimeter, periosteum, peritoneum, pericardium, periodontal period        a portion of time             periodic, periodate, periodicity, periodical, photoperiodismpessimi-     worst                               pessimistic, pessimize, pessimal, pessimism, pessimistpetiol-       fruit-stalk, stem               petiole, petiolar, petiolate, petiolaceousphac-         lens of eye, lentil            phacoid, angiophacus, phacocele                                              phaeo-       brown, dusky, dun          pheochrome, Phaeophyta-phag(o)-    eat, swallow                   phagocyte, phagocytosis, Phytophagous, monophagy-phage        eater                             macrophage, bacteriophage, xylophagephal-          fingers, toes                   phalanges, phalanx, phalanger-phan-        show, appear                 phantom, cellophane, diaphanous, tryptophanpharmac-    drug                              pharmacy, pharmaceutical, pharmingpharyng-     throat                            pharynx, pharyngeal, pharyngoscope, pharyngotomy -phas-         speech                           aphasia, aphasy, aphasic, dysphasia, phatic-phase        stage, condition             prophase, metaphase, anaphasepheno-       visible, show, to shine    phenol, phenolphthalein, phenomenon, phenotype, phenomenal-phil(o)-     love, fondness                philosophy, philanthropy, philocalist, pedophile, hydrophilephilia-       attraction to                   eosinophil, hemophilia, necrophilia

phleb-        vein                               phlebitis, phlebology, phlebotomy, phlebosclerosisphlob-       tree bark                        phlobophene, phloem, phlogopite-phob-       fear, dislike, aversion     claustrophobia, agoraphobia, hydrophobic, acrophobia                   -phon(e)-   connected with sound     phonetic, telephone, phonograph, microphone, angiophone -phore       carrier, carry, bear         chromatophore, melanophore, gametophore, cytophore-phoresis    transmission, carrying    electrophoresis, isotachophoresis-phoria       feeling                           euphoria, esophoria, phoronomy phos-          light                               phosphorescent, phosphorus, phosphinephoto-        light, pertaining to light  photosynthesis, phototroph, photograph, photon,                                                         phototropism, photometer, photoperiodism-phragm-    fence                              diaphragm, phragmocone, phragmospore   phren-        mind, nerves                   phrenic, phrenitis, phrenesiac, phrenalgia, frenzy  phyco-        seaweed, algae               phycology, phycobilin, phycocyanogen, phycomycetes-phyl-         tribe, class                      phylum, phylogeny, organophylic                 phyll-         leaf                                 chlorophyll, mesophyll, megaphyllous, phyllomorphphysic-       nature                             physic, physical, physicianphysio-       produce, function            physiography, physiotherapy, physiocracy, physiognomy-physis-      change, growth                physique, epiphysis, hypophysisphyso-        swelling or distention       physometra, physocele, physograde, physiotherapy-phyt(e)-    plant                                phytohormone, phytoplankton, epiphyte, Chlorophyta,                                                          Tracheophyta, phytotoxic, phytochemistry, phytogenesis 

pil(i)-         hair                                 piliform, pile, pilar, pilous, piliferouspinn-          feather                            pinniped, pinnate, pinnigradepino-          to drink                           pinocytosispisci-         fish                                  pisces, piscivorous, piscatory, pisciform, piscinalplaceo-      pacify, quiet                    placebo, placid, placate, placativeplagia-       kidnapping                       plagiarize, plagiarism, plagiaristplagio-       sideways, oblique            plagiotropism, plagal, plagioclase plan(o)-     flat, moving                     planogamete, planometer, planoblast, plane, planet, planaria-plasia       development, growth       achondroplasia, desmoplasia            -plasm(a)-  fluid substance, mold,     protoplasm, cytoplasm, ectoplasm, plasmolysis,  plasmatic,                  form of life                    plasma lamp, plasma theory, plasmacyte, plasmacytosis-plast(y)-    particle, grandule,          chloroplast, leucoplast, cytoplast, plastogamete, autoplast,                  formed, growth, shape    neoplasty, thoracoplasty, aplastic, euplastic, mammaplastyplat(y)-       flat, broad                      platform, plate glass, plateau, platypus, Platyhelminthesplaud          expression of praise        applaud, plausible, plaudit, laudable, implausible-plegia        paralysis                         monoplegia, hemiplegia, quadriplegia-plect         to braid, weave, twist     plectin, complect, complexion, complex, complexus pleo-          more                               pleopod, pleocytosis, pleochroism, pleomorphism-plete         to fill                              complete, deplete, countreplete, deplete, repletepleth-         too full, excessive           plethora, plethoric, plethysmographpleur-         rib, side                          pleura, pleurisy, pleuritic                           

plex-          interwoven, to strike      plexor, plectrum, pleximeter, perplex, plexiform,plica-         to fold, a ridge               plica polonica, pliant, compliance, plicationplum-         feather                          plumage, plumose, plume, plumosity-pne(a/um)-air, lungs, breathe         dyspnea, pneumonia, pneumatophore, pneumatic, apnea   -pod(a)       foot, feet                       gastropod, pseudopod, tripod, arthropod, hexapod, podiumpolar-         opposite, opposed         polarity, Polaris, polarization, polarize, dipolarpoli-           grey matter, gray          polioclastic, poliosis, polio, poliomyelitis-polis         city                                metropolis, metropolitan,  acropolis, astropolis, necropolispoly-          many, much                   polyhybrid, polypeptide, polysaccharide, polygamy, polygonpom-          knob, fruit                     pomiferous, pomegranate, pomology, pome, pommelpons           bridge                           pons, Pons Fabricius, pons asinorumpopu-        people, public                population, populace, popular, populate, populacypor-           channel, tiny hole         pore, porous, porosity, porifera, osteoporosisport-         carry                              seaport, portable, mediport, portage, portfolio, import, exportporta-       gate                               portal, port-of-call, portcullis, portico-potent     power                             potent, potentate, impotent, omnipotent, equipotent-posi-        place                              position, deposit, impositionpost-         after, behind                  postnatal, posterior, postpartum, postglacial, posteriorpota-        river, drink                    potable, potatory, hippopotamus, potamian, Potameidespraeco-     early, premature            precocial, precocious, precocespre-          before, in front of          prenatal, preaxial, premedical, prehistoric, preview, prediction

-prehend   seize, grasp                   comprehend, apprehend, prehensile preter-      past, beyond, by            preternatural, preterhuman, preterist, preterlegal              prim-         first primary                  primal, primary, primitive, primacy            -proach     near                               approach, reproach, unapproachable, reproachfulpro-           before, first                   prophase, propel, prognosis, proboscis, proceedpro-           for, yes                          pro-choice, protagonist, proton, proportion, pronoun-proct-       rectum, anus                 proctoscope, proctology, proctodaeumpropag-      multiply, generate         propogate, propagation, propagable, propagandapropel       forward-drive                 propeller, propellant, propulsionpros-         near, in addition to        prosenchyma, prosencephalon prot(o)-     first, primary                 protozoa, protoplasm, prototype, protolithic, protohuman prox-         near, next                    proximal, proxy, approximate, proximitypseudo-      false                            pseudopod, pseudocoel, pseudomorph, pseudonympsora         itch, mange                  psoriasis, psoric, psoralenpsych-        mind, mental               psychology, psychic, psychotic, psychosomaticpterid-       fern                              pteridology, pteridophyte, pteridologist-pter-        wing, to fly                    pterodactyl, macropterous, chiropteran, helicopter, ornithopter-ptosis       falling, drooping            ptosis, blepharoptosis, nephroptosis, apoptosispuber-       adult, grown up             puberty, puberal, pubescent, puberulentpubli-        populace, people           public, publication, publicize puerp-       child(birth)                    puerperal, puerpera, puerperium

pulmo-      lung                               pulmonay, pulmotor, pulmometerpulvi-        cushion, swelling           pulvinus, pulvillus, pulvinate, pulvinarpupa-        girl, doll                        pupae, pupate, pupationpurg-        to clean, purify              purge, purgatory, purgativeputr-         rotten, decay                putrid, putrefacation, putrefy, putrescencepuknos-     strong, thick, dense      pyknodysostosis, pyknomorphous, pyknosispyelo-       kidney, pelvis               pyeloplasty, pyelitis, pyelostomy, pyelonephritis, pyelogrampylo-         gate keeper                  pylon, pylorus, pyloric-pyo-         pus                               pyogenic, pyoderma, pyorrheapyr(o)-      fire, fever                     Pyrrophyta, pyrophobia, pyromaniac, pyrogen, pyrolysis pytho-       filth, rot                       pythocenic, python

PRS            MEANING                          EXAMPLE  WORDS

QSelect another letter.

quadri-      four, square                  quadrangle, quadrilateral, quadruped, quadruplets qual-         quality, characteristic   quality, qualify, qualitativequant-       how much                     quantity, quantify, quantum, quantitative quasi-        to some degree, as if     quasi-contract, quasi-stellar, quasi-empiricism, quasarquart-        fourth, four                  quartan, quarter, quartet, quartation, quartilequer-         to seek, search              query, question, quest, inquest, conquest, request, requisitionquercin      oak                               quercite, quercine, quercetin, quercitron, Quercusquiet         inactive, still, at rest     quiet, quiescent, quietus, quietudequint-        fifth, five                       quintuplet, quintet, quinate, quincuncial, quincunx

quota-       how many                      quota, quotient, quotidian, quotennial 

RSelect another letter.

racem-     cluster                            raceme, racemic, racemiferous, racemiformrachi-       spine                              rachiometer, rachitis, rachis, rachilla, rachiticradio-       wheel,  spoke, ray          radial, radiate, radioactive, radiometer, radiochemistryradix        root or point of origin     radish, eradicate, radix pointradula      scrape                            radula, radular, radulate, radulated, raduliformram-         branching                      ramose, ramify, ramification, ramus, ramiformrana-        frog                               ranarian, ranarium, ranidaeranc-        stinking, foul smelling    rancid, rancor, rancorousraph-        sew, stitch, seam           raphia, raphe, raffia, raphide, raphisrapi-         plunder, to seize            rapine, rapinous, rapacious, ravish-ras-         scrape, grate                  rasp, abrasion, abrade, razorrati(o)-     fixed, reason                  ratio, ration, ratify, rational, rationalize,                 re-            back, again, a new         repeat, report, realign, retract, revise, regain, reflectrecidi-      fall back, back slide        recidivate, recidivous, recidivist, recidivationrect-         right, straight                 rectangle, erect, rectify, misdirect, redirectregn-        rule, prevail                    reign, regent, regal, regnantreject-     deny, back-throw            reject, rejectaneous, rejecter, rejectamentarelat-       borne-back                      relate, relative, relativity, relationrelic         leave-back, neglect        relic, relict, derelict, derelictionreliev       relieve, lessen, light       relief, relieve, alleviate

remedy     heal-again, cure             remedies, remedial, remediateren-          kidney                            renal, reniform, renin, renal gland, rendre      give back                       render, rendition, surrender, renderingrepta-       to creep                         reptile, reptant, reptilian, reptationrere-         rear, backward               arrears, reredemain, reredos, rereignresid-        remain, left over            residual, residue, residuum, residenceresil-         leap or bounce back       resile, resilient, resiliience, resilin, resiliometerresist        withstand, oppose           resist, resistance, resistor,resona-     sound again, echo           resonance, resonator, resoundingreti-          a net, weblike                retina, reticle, retia, retiary, reticulateretor-        back-twist                      retort, retorsion, retortion, retortamonadretrac-      pull back, draw back       retraction, retractile, retreat, retractableretro-        backwards                      retrorocket, retrospect, retroactive, retrogress, retrovertreve-         throw back the veil        reveal, revealable, revelationrevi-         see again                        review, revise, revisionrhabd-      rod, rodlike                     rhabdomyoma, rhabditis, rhabdocoele, rhabdomancy, rhabditerach-        spine, backbone               rachianesthesia, rachidian, rachopathy, rachilysisrhagerheo-        current, flow                   rheostat, rheotaxis, rheoscoperhin(o)-     nose, snout                      rhinoceros, rhinovirus, rhinoplastyrhiz(o)-     root, pertaining to roots  rhizoid, rhizome, rhizopod, rhizocarpousrhod(o)-    red, rose                          rhodium, rhododendron, rhodamine, rhodolite rid(i)-        joke, laugh, jest, funny    riant, rident, ridicule,

ridiculous rigid         stiff, fixed, set                  rigid, rigidity, rigor, rigorous, rigor mortisrobur-       strength                           roborant, robust, roberiterogare      ask, question                    rogatory, rogation, interrogate, rostr(a)    beak, prow                       rostral, rostrate, rostrad, rostellum, curvirostral, serratirostralrota-        wheel, circle                    rotary, rotor, Rotifera, rotation-rraphy     suture                             aneurysmorrhaphy-rrhage     break, burst                    hemorrhage, menorrhagia, mastorrhagia, metrorragia-rrhea       flowing, discharge           diarrhea, gonorrhea, menorrhea, seborrhea, amniorrhea rub-         red, rosy                           rubella, rubeola, ruby, rubescent, rubric   rugos-       wrinkle                            rugose, rugulose, rugosity, Rugosa-rupt-       break, burst                     rupture, interrupt, abrupt, rout

PRS            MEANING                          EXAMPLE  WORDS

SSelect another letter.

sac-           sack, pouch                    sack, saccate, sacculus, bisaccatesacchar-     sugar                             monosaccharide, polysaccharide, saccharide, saccharine sacr-          sacred, holy                   sacrum, sacrament, sacrifice, saccharoidalsagac-        of keen perception         sage, sagacity, sagacious, sagenesssagitta-      arrow                            sagitta, sagittal, sagittary, sagittarius, sagittatesal-            salt                                saline, salimeter, salicylatesalic-         willow                            salicin, salicaceae, salicylic acidsaliv-         spit, spittle                    saliva, salivary, salivate,

salivationsalping-      fallopian tube                salpinx, salpingitis, salpingiansalu-           health                           salute, salubrious, salutiferoussalv-           whole, safe                   salve, salvo, salvation, salvagesanct-         holy                              sanctify, sanctity, sanctuary, sanction, sacrosanct-sangui-      blood                            sanguine, sanguinolent, sanguicolous, sanguicoloussanit-         health, heal                  sanitary, sanitize, sanitation, sanitiarian, sanitariumsapid-        taste, flavor                  savor, sapidity, sapidness, insipidsapien        wise                             Homo sapien, sapient, savant, sapiencesapo-          soap                             saponin, saponaceous, saponify, saponic acid, Sapindaceaesapro-        rotten, decay                saprogenic, saprophyte, saprophagous, saprobe, sapropel     sarco-        flesh                             sarcophagic, sarcolemma, sarcoma, sarcomeresarment-    prune, runner               sarmentum, sarmentose, sarmentaceous  sartor-       tailor, patcher              sartor, sartorial, sartorius muscle-saur-        lizard like, reptile         saurian, dinosaur, Ichthyosaursaxi-          stone, rock                   saxicava, saxifrage, saxitoxin, Saxicola, saxicholinescabi-        rough, itch                    scab, scabirs, scabicide, scabrous, scabious scala-        ladder, staircase           scalar, scalariform, escalade, escalatorscalene-    uneven                          scalene triangle, scalenous, scalenohedron scand-       to climb                        scandent, scandic, scansorial  scapho-     hollow, bowl                 scapha, scaphoid, scaphopod, scaphocephalic                       

scato-       feces, dung, excrement scatology, scatoma, scatoscopy, scatemiascene        stage                            scenic, scenery, scenography, scenographerschizo-      split, disunion, cleft      schist, schizoid, schophrenia, schizomycetes, schistorrhachisscien-        to know                        science, scientist, scientific, sciential, omnisciencesciss-         to cut                           scissel, scission, scissors, scissure sclera(o)-   hard                            sclera, sclerenchyma, sclerotic, sclerosis, scleroderma,                                                    sclerata, arteriosclerosis, atherosclerosis scoli-          crooked, curved          scoliosis, scoliotic, scoliokyphosis  -scope        see, gaze, shadow       microscope, telescope, periscope, odontoscope-scopy        inspection, exam         endoscopy, colonoscopy, proctoscopy, laryngoscopyscri(b/p)     write                          manuscript, inscription, transcribe, scribble, describe, perscribescrob-         marked with pits         scrobicula, scrobiculate, scrobiculusscrutia-      careful observation     scrutiny, scrutinize, inscrutable, scrutineer, scrutinoussculp-         to carve                     sculpture, sculptor, sculptile, sculpey, scalpelscutum       shield                         scutate, scutiferous, scutiform, scutelliformscyph(o)-    cup shaped, goblet     scyphiform, scyphozoan, scyphozoid, scyphistomaseb-            grease, wax, oil, fat   sebaceous gland, sebum, sebacic, seborrher, sebolith -sect-         cut, divide                  dissection, trisect, pinnatisect, sectism, transect, intersect, sectionsedim-        settling                      sediment, sedimental, sedimentaryseism-        shake                          seismic, seismograph, seismologyselen-         moon                         selenite, selenium,

selenographersella-          saddle                       sella turcica, dorsum sellaesema-         sign                           semantics, semaphore, semasiology   -semble      same, similar,            resemble, ensemble, assemblesemi-          half, partly                semicircle, semilunar, semi-detached, semiconscious, semiannualsemin-        semen, seed               seminar, seminal, inseminateseni-          old                              senile, senility, senior, senioritysen(o)-       six                               senary, senocular, senariussens-          feel, perception          sensation, sensitive, sensible, insensitive, insensate, sensualsepa-         covering, apart            sepal, sepaloid, sepaline, sepalous, separateseps-          infection, make putrid  sepsis, septicemia, sepsine, asepsissept-          seven                           septuple, septuagenarian, septet, septennialsept-          wall, division               septum, septal, septarium, septatesequi-        to follow, result            sequel, sequential, sequence, consequence, sequaciousseri-          silk-like                         serge, sericeous, sericate, sericulturesero-         body fluid, liquid           serum, serology, serosity, serotherapyserpen-      creeping, crawling        serpent, serpentine, serpiginous, serpentariaserr-          lock, crowd, bind          serry, seragilo, serried,serrat        saw-toothed, jagged     serrate, serrations, serrulate, sierras, biserrate, serratirostral-sert          join                              assert, insertsesqui-       one and a half              sesquicentennial, sesquiplane, sesquioxide, sesquibasic-sessi-        sit, perch, attached      sessile, session, insessores, insessorial, seance       seta-          hair, bristle                  setigerous, setiferous, setiform, setaceous, polysetaceoussex-           six                                sexpartite, sexennial,

sextuplets, sexcuspidate, sexivalent-ship          rank, quality, condition scholarship, courtship, penmanship, readership, professorshipsialo-         saliva, salivary              sialadenitis, sialoquent, sialagogic, sialolith, sialoanitissibilat-       hiss                               sibilate, sibilant, sibilation, sibilance-sicc-         dry                                desiccate, exsiccate, desiccant, siccative  sider-        iron                               siderocyte, siderography, siderolite, sideropenia sigma-       "S" shaped                     sigmoid colon, sigmascope, sigma curvesignum      sign, signal, symbol        sign, signal, signify, signate, signature, sigmoidalsilici-         feel strong, flint            silica gel, silicon, silicate, silicify, silicosissiliq-          pod, husk                      silique, siliquose, siliquoid, siliquoussilv(sylv)-   forest, woods, country   silva, silvae, silvanus, sylvan, sylvatic, silvaculturesimia-        flat-nosed, monkey         simian, simial, simioid, simious    similis        alike, analogous             similar, simile, facsimilie, simulate, similarity, similarly            sinistr-       left, to the left               sinister, sinistral, sinistrose, sinistrotorsian-sinu-        wind, bend, suggest         sinuate, insinuate, sinuous, sinuosity sipho-        siphon, tube                    siphon, siphonifer, siphonophore, siphuncle, siphonaptera-sis            state, condition, process  hypnosis, psychosis, trichinosis, loganamnosis -sist           stop, stand, delay            insist, resist, desist, persist, assistsito-          grain, food                       sitomite, sitophobia, sitology, sitotoxin skeleton    dried body                        exoskeleton, endoskeleton, cytoskeleton skia-          shadow                            sciamachy, sciomancy, skiagraph, skiagram, skiascope

sol-            sun                                  solar, solarize, solarium solen-        channel                            solenoid, solenaceous, soleniform, solenidae, solenoconchasolu-          dissolve                           solute, solution, insoluble, resolution-solv-         to loosen                         solvent, resolve, absolve, dissolve, solvesoma(t)-     body                                somatic, somite, somatoblast, somatogenic, somatopleuresomn(i)-     sleep                               insomnia, somniferous, somnifacient, somnambulist, somnolent -som(e)-     body                               chrososome, centrosome, lysosome, autosome, monosomeson(a)-       sound, resonance            sonogram, ultrasonic, sonata, sonant, consonant, sonorous-soph-        wise                                sophomore, philosophy, sophisticatedsopor-        lethargic sleep                soporose, soporific, soporiferous, sopor, soporous -sorb-         suck in, swallow              absorb, resorb, absorption, sorbability, sorbant spadi-        break, brown color          spadix, spadicious, spadicose-spasm       draw, to rend                 spastic, spasmodic, spasticity, spasmatic, spasmolysisspati-        space, empty                   spatial, spacing, spacerspeci-        type                                species, speciation, specimen, specialist-spect-       to look, behold                spectator, inspect, circumspect, retrospect, prospect, spectaclespectro-     spectrum                        spectra, spectroscope, spectrometer, spectrometer specul-       spy, look, see                 speculate, speculum, specularspel-          cave, cavern                  spelian, spelunker, speleology, speleologist -spend-      to weigh out, hang          expense. suspend, spence, spender-sperm-      seed, sperm, sow            spermatozoa, spermatophore, carpospermsphen-       a wedge                          sphenic, sphenodon,

sphenoidsphere       sphere, ball                    spherical, spheroidal, hemisphere, atmosphere  -sphygm-    pulse, beat                     sphygmomanometer, sphygmoid, sphygmusspic-          spike, a point                  spicate, spiculate, spicule, spiculumspir(o)-       breathe                          inspire, respiration, aspirator, expirespire          a coil                              spiral, spireme, spiriferous, spirillumsplen-         spleen, rancor                splenish, splenic, spleenectomy, splenomegaly                      spondyl-     vertebrae                       spondylalgia, spondylitic, spondylopathyspons-        promise, pledge              sponsor, response, spouse, responsiblespont-        unconstrained, free will  spontaneous, spontaneity, spontaneously-spor(o)-     spore, seed                     sporophyte, sporocyte, macrospore, sporocyst, sporangiumspum-        foam, froth                     spumid, spumescent, spume, spumonisqual-        foul, dirty                       squalor, squalid, squalidity, squalidlysquam-       scale, thin, plate            squamous, Squamata, squamal, squamula, squamaticsquarros-    spreading at tips, scabby squarrose, squarrulose, squarrousstab-          firm, stable, standing      stable, stablize, establish, stability -stan          homeland, country          Afghanistan, Pakistan, Frengistan, Bradistan, Uzbekistanstagn-        quiet pool, swamp           stagnate, stagnant,stagnation, stanchstalak-       to drip, drop                    stalactite, stalagma, stalagmite, stalactiformstamen-     thread                             stamen, stamenate, stamina, staminodiumstanni-       tin                                   stannic, stannary, stannite, stannum

stapes        stirrup                             stapedial, stapedectomy, stapediovestibular, interstapedialstaphyl-      cluster, uvula                 staphylococcus, staphyloplasty, staphyline, staphyedema-stasis        control, stop, stationary  homeostasis, hemostasis, isostasy, cryostasis, cytostasis-stat           device to check or stop,  hemostat, thermostat, static, statute, rheostat, fungistat                  stationary, still                barostat-stato-        balance, equilibrium        statocyst, statoblast, statoscope, statorstauro-       cross                                staurolite, stauroscope, staurophyll, staurophobia-stear-        fat substance                   stearate, stearone, stearic, steatoma, steatogenousstella-        star                                 stellar, constellation, stellatesten-          narrow, constricted         stenophyllous, stenographer, stenosis, stenochoria-ster          person associated with     youngster, gangster, songster, mobstersterco-       feces                               stercolith, stercoroma, stercobilin, stercoraceousstereo-       3D, solid, firm                 stereophonic, stereognosis, stereoisomer,                                                        stereotactic, stereomicroscope              sterno-       breast                             sternum, sternocostal, sternoscapular, sternalgia, sternoid steth-        chest                               stethoscope, stethometer, stethophonestheno-      strength                          asthenia, sthenic, asthenolith, sthenolagnia-stigma-     stain, spot                       stigmatize, stigmatic, astigmatism-still-         drip, drop                        distill, instill, stillicidium, stillicidestipe          stalk, stem, post              stipes, stiple, stipellate, stipitatestoich-       step, go                           stoichiometry, stoichiology, stoichiological, stoichiometric

stoma(t)-   mouth, opening                stomata, cytostome, stomatitis, stomach, stomatopodstrabis-      to squint                          strabism, strabisum, strabotomy, strabismometerstrang-       halter, twisted                strangle, strangulated, strangurystrati-       layer, spread out              stratus, stratum, stratiform, stratocumulusstrept-       chains, twisted                streptococcus, streptomycin, streptomycetesstria-         groove, furrow                striae, striated, striation, striature-strict-      bind, upright, stiff            strict, stricture, restriction, constrictionstrig-         scraper, bristle                strigose, strigillose, strigate, strigilationstrob-        twisting, turn                   strobic, strobila, strobile, stroboscopestroma-     mattress, bed cover         stromatic, stromatolite, stromatin-struct       pile, build up                   construct, obstruct, destruct, structure, restructurestud(e,i)-   be diligent, zeal              student, studio, studied, studiousstyl-          pillar, stalk, stem             stylopodium, stylus, stylist, stylaster, styloid, styolitestyptic      contract                           styptic, stypticit, stypsis-suas-        to advise, agree               persuade, suasible, dissuade, suasion, suavesub-           under, below, smaller      subdermal, subcutaneous, subspecies, submerge, subsetsublim-      high, lofty, supreme        sublime, sublimate, sublimity, sublimablesuccu-        juice                               succus, succulent, succulous, succulencesuda-         sweat, perspire                sudary, sudarium, sudatory, sudatorium, sudorificsulc-         pow, groove, furrow         sulcate, sulcus, sulcation, sulciformsuper(i)-    above, over, upon            supercede, superior, superscript, supernatural, supersonic 

supin-        lying back, downward      supine, supinate, supination supra-       above, over, upon            suprarenal, supraorbital, supramolecularsuppos-      place under                     suppose, supposition, suppository, presuppose -surg-        rise                                  surge, insurgent, insurrectionsuspen-      under-hang                      suspend, suspension, suspense, suspendersusurr-      whisper, rustling              susurrant, susurrus, susurrate, susurrationsyco-         fig, lump                         sycosis, syconium, sycamore, sycophnatsyllab-       together-take                 syllable, syllabic, syllabussym-          with, together, same      symphony, symmetry, sympathy, symbolsymbio-     dwell together                symbiosis, symbiotic, symbiotically, symbiote, symbiontsympto-    together-fall, coincide     symptom, symtomatic, symptomatology, symptomlesssyn-           with, together, united     synapse, synergy, synthetic, syndicate, synchronous, synclitism                                                        syncretism, syncope, syndactyl, syngamy, synod, synonymous-synthes-   put together, to make     synthesis, photosynthesis, chemosynthesis, synthesizesyrin-        tube, pipe                        syringe, syrinx, syringomyeliasystem     together-stand, combine   systemic, systematic, systematist, solar system, organ systemsystol-       contraction                      systole, systolic, diastole, asystole, peristalic

PRS            MEANING                          EXAMPLE  WORDS

TSelect another letter.

tabe-         wasting away                   tabefy, tabes,

tabefacation, tabetiform, tabesencetabul-        board, plane surface        table, tabular, tabulate, tabloid, tableautachy-        rapid, fast, elevated       tachypnea, tachycardia, tachyon, tachhydrite, hæmatachometertacit-         be silent                          taciturn, tacitly, tacitnesstact-          touch                               tact, tactile, tactometer, tactualtaen-         ribbon, stretch                 Taenia, taenidium, taeniafuge, taeniacide-tail           to cut                              retail, detail, tailor-tain          to hold                             retain, detain, obtaintalo-          ankle                                talus, taliped, talipes, talocalcanealtang-         touch, feel                        tangible, tangent, tango, intangible, tangency-tard-        slow, late                          tardy, retarded, tardo, tarry, tardive, tardigrade-tars-         ankle                                tarsus, tarsae, tarsum, tarsier, tarsiiformes, metatarsaltauro-        bull                                  taurus, taurine, taurobolium, tauriformtauto-        same, identical, repeat    tautomerism, tautology, tautomeric, tautochrone, tautonymtaxo-         arrangement, order          taxonomy, taxidermy, taxiarch, taxonomist-taxi-         movement                        taxicab, taxiway, geotaxis, phototaxis, taximetertechn-        art, skill                           technician, technique, technology, technagogytegmen-     cover                               tegula, integument, tegular, tegularytele-          far, distant, long              television, telephone, telegraph, telemetry, telekinesistelo-          end, complete                  telophase, teloblast, teleology, teleost tellur(o)-   earth                                tellurian, tellurium, tellurous, telluriontemp-        time, state                       temporal, temper, temperment, tempest -tempt       touch, try                        taunt, attempt, contempt,

temptingten-           to hold fast                      tenaul, tenant, tenacious, tenaculum, tenet-tend(o)-    stretch, sinew                  tendon, tendosynovitis, tendril, tendinous, protend,                                                        protensive, protense, protasistenebr-      gloomy, dark                   tenebrous, Tenebrionoidea, tenebrifictens-         tension                            tense, tensile, tensiometer, intense, tensilitytenui-        thin, slender                    tenuous, tenuity, tenuistep(e/i)-    warm                              tepid, tepify, tephrite, tepefacationter-           three, thrice                    tertial, tertiary, tercet, tersulphide, ter-tenantterat-         monster, malformed        teratology, teratism, teratogen, teratoid, teratoma teres-        round                              terete, Teres Major, ligamentum teresterg-          the back                         tergal, tergum, tergiversate, tergiversationterm-         boundry                          terminal, terminate, terminustern-          by threes                        ternay, ternate, ternion, ternatelyterra-         earth, land                     terrain, territory, terrarium, terrestrial terri-         frighten, intimidate         terrify, terrible terror, terroristterti-         third, thrice                    tertiary, tertian, tertial-test          witness                           attest, detest, protest, contesttetan-        rigid                               tetanus, tetany, tetanizetetra-        four                                tetrad, tetraploid, tetraspore, tetrapod text-         to weave                        texture, textile, textual, textbook-th            ordinal number (a noun)    tenth, millionth, growth thalam-     chamber, bed                  thalamus, thalamic, thalamencephalon

thall-         undifferentiated shoot      thallus, thallophyte, thalloid-thana-      death                              euthanasia, thanatopsis, thanatosthec(a)-     sheath or case                 gonotheca, hydrotheca, spermatheca, oothecathe(o/a)-   God                                theology, atheist, polytheist, theogony, thesium, thearchytherap-      serve, treatment, look at  therapy, therapist, therapeutic, theorem, theoreticaltherm-       heat, body temperature   thermometer, thermodynamics, homeotherm                                                      endothermic, exothermic, hypothermic, thermoreceptor thigm-       touch                              thigmotropism, thigmotaxis, thigmotropicthio-         compound with sulfur       thioacetate, thiocyanate, thionicthora(c/x)- chest                             thorax, thoracic, thoracentesis, cephalothoraxthromb-     clot                                thrombus, thrombosis, thrombocyte, thrombin, thromboid tinct-        stain, color or tint            tinct, tincture, tinctorial, tingibletinea-        mouth, worm                  tineal, tineoid, tineidaetinni-         ringing                            tinnitus, tingle, tintinnabulationtitan-        giant, prodigious size       titan, titanic, titanium, titansilicate-tom(e)     cutting, section, part       microtome, dermatome, atom, diatom, epitome-tom(y)     cut, cutting, slice            appendectomy, tonsillectomy, anatomy, tracheotomy -ton(ic/o)- stretched                       isotonic, hypertonic, tonus, tonic, topo-        surface                           topography, topographical, topectomytorsi-        twist                              torsion, torsive, tortuous, torsiometer0.tox(i)-       poison                            toxin, toxic, antitoxin, toxemia, toxicology, toxiglossa 

trache-     (windpipe) tube              trachea, tracheal, tracheitis, tracheostomytracho-      hair, thread, filament     trichocyst, trachoma, trachytic, trachyte-tract-       pull, drag, draw              attract, tractor, traction, extract, retract, protract trans-         across, over, beyond      transmit, transport, transaction, transducer, transoceanic                                                      translocation, transfer, transpose, transferencetrapez-      four-footed, table           trapeze, trapezium, trapezoidtrama-       wound, injury                 traumatic, traumatize, traumatropismtri-            three, having three        tripod, triglyceride, triploid, tricolor, triptych, triangle                 parts                              tricuspid, triceps, triceratops, trichromic, trinity, tripod   -tribu-       press, tribe, assembly     tribune, tribulation, tribunal, retribution trich-         hair, thread, filament    trichinid, trichinosis, trichite, schizotrichia, trichotomy-tripsy       crushing                          lithotripsy, trit-           rub, worn, frayed           trite, trituration, triturate, trituratortrocha-      wheel, runner, to run     trochelminth, trochanter, trochilus, trochlea, trochoid-trope        turn toward                   tropism, phototrophic, geotropism, hydrotropism, trope -troph        feeding, fed, to eat        trophic level, autotroph, heterotroph, trophoblast, trophallaxis-tropism    movement or growth in   phototropism, geotropism, hydrotropism, thermotropism,                 response to a stimulus     thigmotropism -trophy      development, nutrition   atrophy, dystrophy, trophy-trud          thrust                             extrude, protrude, intrude, protrusivetrunc-         maimed                         truncate, truncheon, truncated trypan-       borer                             trypanosome, trypanosomiasis, trypanosoma 

tuber-         a swelling                      tuberculosis, protuberant, tubercle, tuberosity-turb-         mob, crowd, muddled    turbid, disturb, turbulentturgid         swell                             turgor, turgidity, turgescent, turgenttwi-            two                               twin, twilight, twice-ty              condition, state of         quality, realitytympan(o)-  eardrum, drum              tympanic membrane, tympany, tympanum-typ-           style, print                    type, typography, prototype, atypical

PRS            MEANING                          EXAMPLE  WORDS

USelect another letter.

-ular          of, resembling               cellular, tubular, singular-ule            small                            grandule, tubule, vestibule, moduleuln-            ulna (lower arm)           ulna, ulnar, ulnad, ulnaris, ulnoradialulti-           beyond                          ultimate, ulterior, ultima, ultimatumultra-         excessive, extreme       ultraviolet, ultrasonic, ultraconservative, ultramarineulul-           howl                             ululant, ululation, ululate                           umbilic-      navel                            umbilicate, umbical -umbra-      shade, shadow              umbrella, umbrage, penumbra, umbral, umbriferous-un-            not, opposite                uncooked, unharmed, unintended, unconstitutionalunder-        below, incompletely      undercook, underestimate, underageup-             higher                           upscale, upgrade, update, upheldundu-         a wave                          undulate, inundate, undulation, undeungu-         nail, hoof, claw             ungulate, ungula, unguis, ungual

uni-            one, single                    unicorn, unicycle, union, unisexual, unilateral, uniped,                                                      unipolar, unicellular, united, uniform, urb-            city                              urban, suburbs, urbane, urbis-ura(o)-      tail                               urochordate,  uropygial, uropygidium -ure            act, process, condition erasure, judicature, legislatureuro-            urine                            uric, urine, urinal, urology, urochord, urethane, ureaur-              first, original                urtext, urheimatursa-           a she-bear                    ursa, ursine, ursula, ursiformurtica-        nettle, burn                  urticarial, urticating, urticaceoususti(u)-       scorch, burn                 ustion, ustulate, ustulationuter-          uterus, womb                uterus, uterotomy, uteroplacentaluti-            fit for use                      utilize, utensil, utilityusu-            use                               usual, usury, usufruct, usurp

PRS            MEANING                          EXAMPLE  WORDS

VSelect another letter.

vacan-       empty, quiet                 vacant, vacancy, vacate, vacation, evacuatevacc-         cow                               vaccine, vaccinal, vaccinationvacill-        waver, fluctuate           vacillate, vacillation, vacillatory vacu-         hole, cavity                   vacuole, vacuous, vacuity, vaccum-vade         to go                             invade, invasion, evade, invadervaga-         wandering                     vagus nerve, vagabond, vagrant, vagary, vaguevagin-        sheath, cup, inward       vaginal, invaginate,

vulvovaginitisvain-          empty                           vain, vanity, vanish, vanishing                               -vale-        value, worth                  equivalent, valence, invalid, trivalent, valiant, valid vall-          wall                               vallationvallus-       valley                            vallecula, vallecular               valv-         shell, door                     valve, bivalave, univalve, valvate, valvulitis-varicus     straddle                         prevaricate, divaricate, prevaricationvario-        change, bent                 varicella, variant, varicose veinsvas(o)-       vessel                           vasodilator, vascular, vasomotor -vec-(veh)  to carry                        vector, vehicle, convection, vehement, convey, invectedvelo-         speed, swift                   velocimeter, velodrome, velocipedevelum        veil, fleece, covering    vellus, veliform, velar, velamen, velariumven-           vein                             intraveneous, venipuncture, vena cava, venation, venulevenal-        sale, mercenary           vendor, venal, venality, venduevenan-       to hunt                         venison, venatical, venatioventr(i)-     belly, stomach,            venter, ventricle, venricular, ventricosevert- (vers) to turn                        convert, revert, advertise, versatile, vertigo, invertvera-          true                            verify, veracious, veracity, verdictverb-          word                           verbal, verbosity, verbatim, verbalizeverd-          green                          verdant, verdure, verditer, verdigris-verg          to incline                    converge, diverge, divergentvermi-        worm                         vermin, vermiform appendix, vermifuge, vermicideverruc-       wart                           verruca, verrucano, verrucose

-vers-         turn, different             reverse, obverse, transverse, diversely,                         direction              versatile, universe, version-vert-         to change, turn           revert, invert, convert, divert, vertexvesic-         bladder, blister           vesicant, vesicoclysis, vesicle, vesicant, vesiculator-vest-         garment, robe             vest, vestment, invest, divest, vestryvestib-       cavity, entrance          vestibule, vestibular, vestibulotomyvestig-       trace, footstep            vestige, vestigial, investigatevia-           road, way                    viaduct, deviate, viatic, viagraph, deviousvibr-          shake, vibrate             vibrant, vibrato, vibrissa, vibraculumvice-          in place of                  vicarious, vicar, viceroy, viscaragevin-            wine, grape                vineyard, vintage, vinegar, vinic, vinegerone-vious        characterized by         obvious, enviousvir-            virus, slime, ooze       virulence, virus, virology, virulentvirg-          slender as a rod          virgate, virgulate, virga, virginvis-            see                             vision, visor, visage, viscero-     internal organs            visceral, viscera, visceroptosisvit(a)-        life                             vital, vitality, vitamins, revitalizevivi-           live, alive                   viable, revive, vivacious, vivid, vivipara, vivagiousvitr(e)-       glass                           vitreous, vitriform, vitrify, in vitrovitu-          fault                           vituperate, vitiate, vitiation-voc-          call                            vocal, revoke, invoke, vocation, vociferatevola-          to fly                         volant, volatile, volplane, volery-voli, volo- will                            volition, malevolent, volitive, volunteervolt-          turn                           volti, voluble, revolt, voltigeur

-volv-         roll                            involve, revolve, evolve, devolve, involute, convolution-vor(e)-      eat, feed, devour       carnivore, herbivore, omnivore, detritivore, voracious vot-           to vow                       votive, votary, vote, devoted-vuln-        attack, wound            vuln, vulnerable, invulnerable, vulnerabilityvulp-         fox, cunning                vulpine, vulpecular, vulpicide

PRS            MEANING                          EXAMPLE  WORDS

WSelect another letter.

-ward          in the direction of         skyward, inward, downward, outward, southward-where        location                        everywhere, nowhere, anywhere, somewhere-wise           direction                       clockwise, otherwise, profitwise, saleswisewith-           together, united           withhold, withstand, without, within

XSelect another letter.

xanth(o)-     yellow                         xanthophyll, xanthine, xanthophanexen(o)-        stranger, foreigner      xenolith, xenogamy, xenophobiaxer(o)-        dry, dryness                 xeric, xerophyte, xeroderma, xerographyxiph-           sword shaped               xiphoid, xiphoiditis, xiphisternum, xiphiplastronxylo-           wood                           xylum, xylograph, xylene, xylophone xys-            file, scrape                   xyst, xysma, xyster

YSelect another letter.

-y              condition, quality of       runny, messy, summary, chilly, sleepy-yne          ending for alkynes

PRS            MEANING                          EXAMPLE  WORDS

ZSelect another letter.

zeo-          boil                                  zeolite, zeoscope, zeolitic, zeocarbon-zo-          animal                              protozoan, zoology, zooplankton, zoospore, holozoic,                                                         zoomorphic, zoo, Zodiac, zoophytezon-          girdle, belt                        zone, zonary, zoned, zonate, zonal-zygo-        united, pair, yoke, tied     zygote, zygospore, heterozygous, zygodactyl, zygosis,                 together, articulation       zygomatic archzym-          causing to ferment           enzyme, zymogen, zymometer, zymotic

Root, Prefix or Suffix Meaning

a, ac, ad, af, ag, al, an, ap, as, at

to, toward, near, in addition to, by aside, accompany, adjust, aggression, allocate, annihilate, affix, associate, attend, adverb

a-, an- not, without apolitical, atheist, anarchy, anonymous, apathy, aphasia, anemia

ab, abs away from, off absolve, abrupt, absent

-able, -ible Adjective: worth, ability solvable, incredible

acer, acid, acri bitter, sour, sharp acerbic, acidity, acrid, acrimony

act, ag do, act, drive active, react, agent, active, agitate

acu sharp acute, acupuncture, accurate

-acy, -cy Noun: state or quality privacy, infancy, adequacy, intimacy, supremacy

-ade act, product, sweet drink blockade, lemonade

aer, aero air, atmosphere, aviation aerial, aerosol, aerodrome

ag, agi, ig, act do, move, go agent, agenda, agitate, navigate, ambiguous, action

-age Noun: activity, or result of action courage, suffrage, shrinkage, tonnage

agri, agro pertaining to fields or soil agriculture, agroindustry

-al Noun: action, result of action referral, disavowal, disposal, festival

-al, -ial, -ical Adjective: quality, relation structural, territorial, categorical

alb, albo white, without pigment albino, albite

ali, allo, alter other alias, alibi, alien, alloy, alter, alter ego, altruism

alt high, deep altimeter, altitude

am, ami, amor love, like, liking amorous, amiable, amicable, enamoured

ambi both ambidextrous

ambul to walk ambulatory, amble, ambulance, somnambulist

-an Noun: person artisan, guardian, historian, magician

ana, ano up, back, again, anew anode, anagram, anagenetic

-ance, -ence Noun: action, state, quality or process resistance, independence, extravagance, fraudulence

-ancy, -ency Noun: state, quality or capacity vacancy, agency, truancy, latency

andr, andro male, characteristics of men androcentric, android

ang angular angle

anim mind, life, spirit, anger animal, animate, animosity

ann, annu, enni yearly annual, annual, annuity, anniversary, perrenial

-ant, -entNoun: an agent, something that performs the action

disinfectant, dependent, fragrant

-ant, -ent, -ient Adjective: kind of agent, indication important, dependent, convenient

ante before anterior, anteroom, antebellum, antedate, antecedent antediluvian

anthrop man anthropology, misanthrope, philanthropy

anti, ant against, opposite antisocial, antiseptic, antithesis, antibody, antinomies, antifreeze, antipathy

anti, antico old antique, antiquated, antiquity

apo, ap, aph away from, detached, formed apology, apocalypse, aphagia

aqu water aqueous

-ar, -ary Adjective: resembling, related to spectacular, unitary

arch chief, first, rule archangel, architect, archaic, monarchy, matriarchy, patriarchy, Archeozoic era

-ard, -art Noun: characterized braggart, drunkard, wizard

aster, astr star aster, asterisk, asteroid, astronomy, astronaut

-ate Noun: state, office, fuction candidate, electorate, delegate

-ate Verb: cause to be graduate, ameliorate, amputate, colligate

-ate Adjective: kind of state inviolate

-ation Noun: action, resulting state specialization, aggravation, alternation

auc, aug, aut to originate, to increase augment , author, augment, auction

aud, audi, aur, aus to hear, listen audience, audio, audible, auditorium, audiovisual, audition, auricular, ausculate

aug, auc increase augur, augment, auction

aut, auto self automobile, automatic, automotive, autograph, autonomous, autoimmune

bar weight, pressure barometer

beon, around, over, about, excessively, make, cause, name, affect

berate, bedeck, bespeak, belittle, beleaguer

belli war rebellion, belligerent, casus belli, bellicose

bene good, well, gentle benefactor, beneficial, benevolent, benediction, beneficiary, benefit

bi, bine two biped, bifurcate, biweekly, bivalve, biannual

bibl, bibli, biblio book bibliophile, bibliography, Bible

bio, bi life biography, biology, biometricsm biome, biosphere

brev short abbreviate, brevity, brief

cad, cap, cas, ceiv, cept, capt, cid, cip

to take, to seize, to holdreceive, deceive, capable, capacious, captive, accident, capture, occasion, concept, intercept, forceps, except, reciprocate

cad, cas to fall cadaver, cadence, cascade

-cade procession motorcade

calor heat calorie, caloric, calorimeter

capit, capt head decapitate, capital, captain, caption

carn flesh carnivorous, incarnate, reincarnation, carnal

cat, cata, cath down, with catalogue, category, catheter

caus, caut burn, heat caustic, cauldron, cauterize

cause, cuse, cus cause, motive because, excuse, accusation

ceas, ced, cede, ceed, cess to go, to yield, move, go, surrender succeed, proceed, precede, recede, secession, exceed, succession

cent hundred centennial, century, centipede

centr, centri center eccentricity, centrifugal, concentric, eccentric

chrom color chrome, chromosome, polychrome, chromatic

chron time chronology, chronic, chronicle chronometer, anachronism, synchronize

cide, cis, cise to kill, to cut, cut down fratricide, homicide, incision, incision, circumcision, scissors

circum aroundcircumnavigate, circumflex, circumstance, circumcision, circumference, circumorbital, circumlocution, circumvent, circumscribe, circulatory

cit call, start incite, citation, cite

civ citizen civic, civil, civilian, civilization

clam, claim cry out exclamation, clamor, proclamation, reclamation, acclaim

clin lean, bend decline, aclinic, inclination

clud, clus claus to close, shut include, exclude, clause, claustrophobia, enclose, exclusive, reclusive, conclude

co, cog, col, coll, con, com, cor

with, togethercohesiveness, cognate, collaborate, convene, commitment, compress, contemporary, converge, compact, confluence, convenient, concatenate, conjoin, combine, correct

cogn, gnos to know recognize, cognizant, diagnose, agnostic, incognito, prognosis

com, con fully complete, compel, conscious, condense, confess, confirm

contr, contra, counter against, opposite contradict, counteract, contravene, contrary, counterspy, contrapuntal

cord, cor, cardi heart cordial, concord, discord, courage, encourage

corp body corporation, corporal punishment, corpse, corpulent, corpus luteum

cort correct escort, cortage

cosm universe, world cosmos, microcosm, cosmopolitan, cosmonaut

cour, cur, curr, curs run, course occur, excursion, discourse, courier, course

crat, cracy rule autocrat, aristocrat, theocracy, technocracy

cre, cresc, cret, crease grow create, crescent, accretion, increase

crea create creature, recreation, creation

cred believe creed, credo, credence, credit, credulous, incredulous, incredible

cresc, cret, crease, cru rise, grow crescendo, concrete, increase, decrease, accrue

crit separate, choose critical, criterion, hypocrite

cur, curs run current, concurrent, concur, incur, recur, occur, courier, precursor, cursive

cura care curator, curative, manicure

cycl, cyclo wheel, circle, circular Cyclops, unicycle, bicycle, cyclone, cyclic

de-from, down, away, to do the opposite, reverse, against

detach, deploy, derange, decrease, deodorize, devoid, deflate, degenerate

dec, deca ten, ten times decimal, decade, decalogue, decimate, decathlon

dec, dign suitable decent decorate dignity

dei, div God divinity, divine, deity, divination, deify

dem, demo people, populace, population democracy, demography, demagogue, epidemic

dent, dont tooth dental, denture, orthodontist, periodontal

derm skin, covering hypodermic, dermatology, epidermis, taxidermy

di-, dy- two, twice, double divide, diverge, diglycerides

dia through, across, between diameter, diagonal, dialogue dialect, dialectic, diagnosis, diachronic

dic, dict, dit say, speakdictation, dictionary, dictate, dictator, Dictaphone, edict, predict, verdict, contradict, benediction

dis, difnot, opposite of, reverse, separate, deprive of, away

dismiss, differ, disallow, disperse, dissuade, divide, disconnect, disproportion, disrespect, distemper, disarray

dit give credit, audit

doc, doct teach, prove docile, doctor, doctrine, document, dogma, indoctrinate

domin master, that which is under control dominate, dominion, predominant, domain

don give donate, condone

dorm sleep dormant, dormitory

dox thought, opinion, praise orthodox, heterodox, paradox, doxology

-drome run, step syndrome, aerodrome, velodrome

duc, duct to lead, pull produce, abduct, product, transducer, viaduct, aqueduct, induct, deduct, reduce, induce

dura hard, lasting durable, duration, endure

dynam power dynamo, dynamic, dynamite, hydrodynamics

dys- bad, abnormal, difficult, impaired, unfavorable dysfunctional, dyslexia, dyspathy

e-not, missing, out, fully, away, computer network related

emit, embed, eternal,ether, erase, email, e-tailer

ec- out of, outside echo, eclipse, eclectic, ecesis, ecstasy, exzema

eco-household, environment, relating to ecology or economy

ecology, economize, ecospheres, ecomanagement

ecto- outside, external ectomorph, ectoderm, ectoplasm

-ed Verb: past tense dressed, faded, patted, closed, introduced

-ed Adjective: having the quality or characteristics of winged, moneyed, dogged, tiered

-en Verb: to cause to become lengthen, moisten, sharpen

-en Adjective: material golden, woolen, silken

en-, em- put into, make, provide with, surround with enamor, embolden, enslave, empower, entangle

-ence, -ency Noun: action or process, quality or state reference, emergency, dependence, eminence, latency

end- inside, within endorse, endocardial, endergonic, endoskeleton, endoscope, endogenous

epi- upon, close to, over, after, altered epicenter, epicarp, epilogue, epigone, epidiorite

equi- equal equidistant, equilateral, equilibrium, equinox, equation, equator

-er, -ier Adjective: comparative better, brighter, sooner, hotter, happier

-er, -or Noun: person or thing that does something flyer, reporter, player, member, fryer, collector, concentrator

-er, -or Verb: action ponder, dishonor, clamor

erg work, effect energy, erg, allergy, ergometer, ergograph, ergophobia

-erycollective qualities, art, practice, trade, collection, state, condition

snobbery, bakery, geenery, gallery, slavery

-es, -iesNoun: plural of most nouns ending in -ch, -s, -sh, -o and -z and some in -f and -y

passes, glasses, ladies, heroes

-es, -iesVerb: third person singular present indicative of verbs that end in -ch, -s, -sh, - and some in -y

blesses, hushes, fizzes, defies

-ess female actress, goddess, poetess

-est, -iest Adjective or Adverb: superlative latest, strongest, luckiest, lyingest

ev-, et- time, age medieval, eternal

ex- out of, away from, lacking, former exit, exhale, exclusive, exceed, explosion, ex-mayor

exter-, extra-, extro- outside of, beyond external, extrinsic, extraordinary, extrapolate, extraneous, extrovert

fa, fess speak fable, fabulous, fame, famous, confess, profess

fac, fact, fec, fect, fic, fas, fea

do, makedifficult, fashion, feasible, feature, factory, fact, effect, manufacture, amplification, confection

fall, fals deceive fallacy, falsify, fallacious

femto quadrillionth femtosecond

fer bear, carry ferry, coniferous, fertile, defer, infer, refer, transfer

fic, feign, fain, fit, feat shape, make, fashion fiction, faint, feign

fid belief, faith confide, diffident, fidelity

fid, fide, feder faith, trust confidante, fidelity, confident, infidelity, infidel, federal, confederacy, semper fi

fig shape, form figurem, effigy, figure, figment

fila, fili thread filigree, filament, filter, filet, filibuster

fin end, ended, finished final, finite, finish, confine, fine, refine, define, finale

fix repair, attach fix, fixation, fixture, affix, prefix, suffix

flex, flect bend flex, reflex, flexible, flexor, inflexibility, reflect, deflect,circumflex

flict strike affliction, conflict, inflict

flu, fluc, fluv, flux flow influence, fluid, flue, flush, fluently, fluctuate, reflux, influx

-fold Adverb: in a manner of, marked by fourfold

for, fore before forecast, fortune, foresee

forc, fort strength, strong effort, fort, forte, fortifiable, fortify, forte, fortitude

form shape, resemble form, format, conform, formulate, perform, formal, formula

fract, frag, frai break fracture, infraction, fragile, fraction, refract, frail

fuge flee subterfuge, refuge, centrifuge

-ful Noun: an amount or quanity that fills mouthful

-ful Adjective: having, giving, marked by fanciful

fuse pour confuse, transfuse

-fy make, form into falsify, dandify

gam marriage bigamy, monogamy, polygamy

gastr, gastro stomach gastric, gastronomic, gastritis, gastropod

gen kind generous

gen birth, race, produce genesis, genetics, eugenics, genealogy, generate, genetic, antigen, pathogen

geo earth geometry, geography, geocentric, geology

germ vital part germination, germ, germane

gest carry, bear congest, gestation

giga billion gigabyte, gigaflop

gin careful gingerly

gloss, glot tongue glossary, polyglot, epiglottis

glu, glo lump, bond, glue glue, agglutinate, conglomerate

gor to gather, to bring together category, categorize

grad, gress, gree to gather, to bring together, step, go grade, degree, progress, gradual, graduate, egress

graph, gram, graf write, written, drawgraph, graphic, autograph, photography, graphite, telegram, polygraph, grammar, biography, lithograph, graphic

grat pleasing congratulate, gratuity, grateful, ingrate

grav heavy, weighty grave, gravity, aggravate, gravitate

greg herd gregarious, congregation, segregate, gregarian

hale, heal make whole, sound inhale, exhale, heal, healthy, healthiness

helio sun heliograph, heliotrope, heliocentric

hema, hemo blood hemorrhage, hemoglobin, hemophilia, hemostat

her, here, hes stick adhere, cohere, cohesion, inherent, hereditary, hesitate

hetero other, different heterodox, heterogeneous, heterosexual, heterodyne

hex, ses, sex six hexagon, hexameter, sestet, sextuplets

homo same homogenize, homosexual, homonym, homophone

hum, human earth, ground, man humus, exhume, humane

hydr, hydra, hydro water dehydrate, hydrant, hydraulic, hydraulics, hydrogen, hydrophobia

hyper over, above hyperactive, hypertensive, hyperbolic, hypersensitive, hyperventilate, hyperkinetic

hypn sleep hypnosis, hypnotherapy

-ia Noun: names, diseases phobia

-ian, an Noun: related to, one that is pedestrian, human

-iatry Noun: art of healing psychiatry

-ic Adjective: quality, relation generic

-ic, ics Noun: related to the arts and sciences arithmetic, economics

-ice Noun: act malice

-ify Verb: cause specify

ignis fire ignite, igneous, ignition

-ile Adjective: having the qualities of projectile

in, im into, on, near, towards instead, import

in, im, il, ir notillegible, irresolute, inaction, inviolate, innocuous, intractable, innocent, impregnable, impossible, imposter

infra beneath infrared, infrastructure

-ingNoun: material made for, activity, result of an activity

flooring, swimming, building

-ing Verb: present participle depicting

-ing Adjective: activity cohering

inter between, among international, intercept, interject, intermission, internal, intermittent,

intra within, during, between layers, underneath intramural, intranet, intranatal

intro into, within, inward interoffice, introvert, introspection, introduce

-ion Noun: condition or action abduction

-ish Adjective: having the character of newish

-ism Noun: doctrine, belief, action or conduct formalism

-ist Noun: person or member podiatrist

-ite Noun: state or quality graphite

-ity, ty Noun: state or quality lucidity, novelty

-ive Noun: condition native

-ive, -ative, -itive Adjective: having the quality of festive, cooperative, sensitive

-ize Verb: cause fantasize

jac, ject throw reject, eject, project, trajectory, interject, dejected, inject, ejaculate, adjacent

join, junct join adjoining, enjoin, juncture, conjunction, injunction, conjunction

judice judge prejudice

jug, junct, just to join junction, adjust, conjugal

juven young juvenile, rejuvenate

labor work laborious, belabor

lau, lav, lot, lut wash launder, lavatory, lotion, ablution, dilute

lect, leg, lig choose, gather, select, read collect, legible, eligible

leg law legal, legislate, legislature, legitimize

-less Adjective: without, missing motiveless

levi light alleviate, levitate, levity

lex, leag, leg law legal, college, league

liber, liver free liberty, liberal, liberalize, deliverance

lide strike collide, nuclide

liter letters literary, literature, literal, alliteration, obliterate

loc, loco place, area location, locally, locality, allocate, locomotion

log, logo, ology word, study, say, speech, reason, study catalog, prologue, dialogue, zoology, logo

loqu, locut talk, speak eloquent, loquacious, colloquial, circumlocution

luc, lum, lun, lus, lust light translucent, luminary, luster, luna, illuminate, illustrate

lude play prelude

-ly Adverb: in the manner of fluently

macr-, macer lean emaciated, meager

magn great magnify, magnificent, magnanimous, magnate, magnitude, magnum

main strength, foremost mainstream, mainsail, domain, remain

mal bad, badlymalformation, maladjusted, dismal, malady, malcontent,malfunction, malfeasance, maleficent

man, manu hand, make, domanual, manage, manufacture, manacle, manicure, manifest, maneuver, emancipate, management

mand command mandatory, remand, mandate

mania madness mania, maniac, kleptomania, pyromania

mar, mari, mer sea, pool marine, marsh, maritime, mermaid

matri mother matrimony, maternal, matriarchate, matron

medi half, middle, between, halfway mediate, medieval, Mediterranean, mediocre, medium

mega great, million megaphone, megaton, megaflop, megalomaniac, megabyte, megalopolis

mem recall, remember memo, commemoration, memento, memoir, memorable

ment mind mental, mention

-ment Noun: condition or result document

meso middle mesomorph, mesoamerica, mesosphere

meta beyond, change metaphor, metamorphosis, metabolism, metahistorical, metainformation

meter measure meter, voltammeter, barometer, thermometer

metr admeasure, apportion metrics, asymmetric, parametric, telemetry

micro small, millionth microscope, microfilm, microcard, microwave, micrometer, microvolt

migra wander migrate, emigrant, immigrate

mill, kilo thousand millennium, kilobyte, kiloton

milli thousandth millisecond, milligram, millivolt

min little, small minute, minor, minuscule

mis wrong, bad, badly misconduct, misinform, misinterpret, mispronounce, misnomer, mistake, misogynist

mit, miss send emit, remit, submit, admit, commit, permit, transmit, omit, intermittent, mission, missile

mob, mov, mot move motion, remove, mobile, motor

mon warn, remind monument, admonition, monitor, premonition

mono one monopoly, monotype, monologue, mononucleosis, monorail, monotheist,

mor, mort mortal, death mortal, immortal, mortality, mortician, mortuary

morph shape, form amorphous, dimorphic, metamorphosis, morphology, polymorphic, morpheme, amorphous

multi many, much multifold, multilingual, multiped, multiply, multitude, multipurpose, multinational

nano billionth nanosecond, nanobucks

nasc, nat, gnant, nai to be born nascent, native, pregnant, naive

nat, nasc to be from, to spring forth innate, natal, native, renaissance

neo new Neolithic, nuveau riche, neologism, neophyte, neonate

-ness Noun: state, condition, quality kindness

neur nerve neuritis, neuropathic, neurologist, neural, neurotic

nom law, order autonomy, astronomy, gastronomy, economy

nom, nym name nominate, synonym

nomen, nomin name nomenclature, nominate, ignominious

non nine nonagon

non not nonferrous, nonsense, nonabrasive, nondescript

nov new novel, renovate, novice, nova, innovate

nox, noc night nocturnal, equinox, noctilucent

numer number numeral, numeration, enumerate, innumerable

numisma coin numismatics

ob, oc, of, op toward, against, in the way oppose, occur, offer, obtain

oct eight octopus, octagon, octogenarian, octave

oligo few, little Oligocene, oligosaccharide, oligotrophic, oligarchy

omni all, every omnipotent, omniscient, omnipresent, omnivorous

onym name anonymous, pseudonym, antonym, synonym

oper work operate, cooperate, opus

-or Noun: condition or activity valor, honor, humor, minor

ortho straight, correct orthodox, orthodontist, orthopedic, unorthodox

-ory Noun: place for, serves for territory, rectory

-ous, -eous, -ose, -ious Adjective: having the quality of, relating to adventurous, courageous, verbose, fractious

over excessive, above overwork, overall, overwork

pac peace pacifist, pacify, pacific ocean

pair, pare arrange, assemblage, two repair, impair, compare, prepare

paleo old Paleozoic, Paleolithic, paleomagnetism, paleopsychology

pan all Pan-American, pan-African, panacea, pandemonium (place of all the demons),

para beside paradox, paraprofessional, paramedic, paraphrase, parachute

pat, pass, path feel, suffer patient, passion, sympathy, pathology

pater, patr father paternity, patriarch, patriot, patron, patronize

path, pathy feeling, suffering pathos, sympathy, antipathy, apathy, telepathy

ped, pod foot pedal, impede, pedestrian, centipede, tripod, podiatry, antipode, podium

pedo child orthopedic, pedagogue, pediatrics

pel, puls drive, push, urgecompel, dispel, expel, repel, propel, pulse, impulse, pulsate, compulsory, expulsion, repulsive

pend, pens, pond hang, weigh pendant, pendulum, suspend, appendage, pensive, append

per through, intensive persecute, permit, perspire, perforate, persuade

peri around periscope, perimeter, perigee, periodontal

phage eat macrophage, bacteriophage

phan, phas, phen, fan, phant, fant

show, make visible phantom, fantasy

phe speak blaspheme, cipher, phenomenon, philosopher

phil love philosopher, philanthropy, philharmonic, bibliophile

phlegma inflammation phlegm, phlegmatic

phobia, phobos fear phobia, claustrophobia, acrophobia, aquaphobia, ergophobia, homophobia

phon sound telephone, phonics, phonograph, phonetic, homophone, microphone, symphony,

euphonious

phot, photo light photograph, photoelectric, photogenic, photosynthesis, photon

pico trillionth picofarad, picocurie, picovolt

pict paint, show, draw picture, depict

plac, plais please placid, placebo, placate, complacent

pli, ply fold reply, implicate, ply

plore cry out, wail implore, exploration, deploring

plu, plur, plus more plural, pluralist, plus

pneuma, pneumon breath pneumatic, pneumonia,

pod foot, feet podiatry, tripod

poli city metropolis, police, politics, Indianapolis, megalopolis, acropolis

poly many polytheist, polygon, polygamy, polymorphous

pon, pos, pound place, putpostpone, component, opponent, proponent, expose, impose, deposit, posture, position, expound, impound

pop people population, populous, popular

port carry porter, portable, transport, report, export, import, support, transportation

portion part, share portion, proportion

post after, behind postpone, postdate

pot power potential, potentate, impotent

pre, pur before precede

prehendere seize, grasp apprehend, comprehend, comprehensive, prehensile

prin, prim, prime first primacy, prima donna, primitive, primary, primal, primeval, prince, principal

pro for, foward propel

proto first prototype, protocol, protagonist, protozoan, Proterozoic, protoindustrial

psych mind, soul psyche, psychiatry, psychology, psychosis

punct point, dot punctual, punctuation, puncture, acupuncture, punctuation

pute think dispute, computer

quat, quad four quadrangle, quadruplets

quint, penta five quintet, quintuplets, pentagon, pentane, pentameter

quip ship equip, equipment

quir, quis, quest, quer seek, ask query, inquire, exquisite, quest

re back, again report, realign, retract, revise, regain

reg, recti straighten regiment, regular, rectify, correct, direct, rectangle

retro backwards retrorocket, retrospect, retrogression, retroactive

ri, ridi, risi laughter deride, ridicule, ridiculous, derision, risible

rog, roga ask prerogative, interrogation, derogatory

rupt break rupture, interrupt, abrupt, disrupt, ruptible

sacr, sanc, secr sacred sacred, sacrosanct, sanction, consecrate, desecrate

salv, salu safe, healthy salvation, salvage, salutation

sanct holy sanctify, sanctuary, sanction, sanctimonious, sacrosanct

sat, satis enough satient, saturate, satisfy

sci, scio, scientia know science, conscious, omniscient, cognocienti

scope see, watch telescope, microscope, kaleidoscope, periscope, stethoscope

scrib, script write scribe, scribble, inscribe, describe, subscribe, prescribe, manuscript

se apart, move away from secede

sect, sec cut intersect, transect, dissect, secant, section

sed, sess, sid sit sediment, session, obsession, possess, preside, president, reside, subside

semi half, partial semifinal, semiconscious, semiannual, semimonthly, semicircle

sen, scen old, grow old senior, senator, senile, senescence, evanescent

sent, sens feel, thinksentiment, consent, resent, dissent, sentimental, sense, sensation, sensitive, sensory, dissension

sept seven septet, septennial

sequ, secu, sue followsequence, consequence, sequel, subsequent, prosecute, consecutive, second, ensue, pursue

serv save, serve, keepservant, service, subservient, servitude, preserve, conserve, reservation, deserve, conservation, observe

-ship Noun: status, condition relationship, friendship

sign, signi sign, mark, seal signal, signature, design, insignia, significant

simil, simul like, resembling similar, assimilate, simulate, simulacrum, simultaneous

sist, sta, stit stand, withstand, make upassist, insist, persist, circumstance, stamina, status, state, static, stable, stationary, substitute

soci to join, companions sociable, society

sol, solus alone solo, soliloquy, solitaire, solitude, solitary, isolate

solv, solu, solut loosen, explain solvent, solve, absolve, resolve, soluble, solution, resolution, resolute, dissolute, absolution

somn sleep insomnia, somnambulist

soph wise sophomore (wise fool), philosophy, sophisticated

spec, spect, spi, spic look, seespecimen, specific, spectator, spectacle, aspect, speculate, inspect, respect, prospect, retrospective, introspective, expect, conspicuous

sper render favorable prosper

sphere ball, sphere sphere, stratosphere, hemisphere, spheroid

spir breath spirit, conspire, inspire, aspire, expire, perspire, respiration

stand, stant, stab, stat, stan, sti, sta, st, stead

stand stature, establish, stance

-ster person mobster, monster

strain, strict, string, stige bind, pull, draw tight stringent, strict, restrict, constrict, restrain, boa constrictor

stru, struct, stroy, stry build construe, structure, construct, instruct, obstruct, destruction, destroy, industry, ministry

sub, suc, suf, sup, sur, sus under, below, from, secretly, instead ofsustain, survive, support, suffice, succeed, submerge, submarine, substandard, subnormal, subvert

sume, sump take, use, waste consume, assume, sump, presumption

super, supra over, above superior, suprarenal, superscript, supernatural, superimpose, supercede

syn, sym together, at the same time sympathy, synthesis, synchronous, syndicate

tact, tang, tag, tig, ting touch tactile, contact, intact, intangible, tangible, contagious, contiguous, contingent

tain, ten, tent, tin hold, keep, have retain, continue, content, tenacious

tect, teg cover detect, protect, tegular, tegument

tele distance, far, from afartelephone, telegraph, telegram, telescope, television, telephoto, telecast, telepathy, telepathy

tem, tempo time tempo, temporary, extemporaneously, contemporary, pro tem, temporal

ten, tin, tain holdtenacious, tenant, tenure, untenable, detention, retentive, content, pertinent, continent, obstinate, contain, abstain, pertain, detain

tend, tent, tens stretch, strain tendency, extend, intend, contend, pretend, superintend, tender, extent, tension, pretense

tera trillion terabyte, teraflop

term end, boundary, limit exterminate, terminal

terr, terra earth terrain, terrarium, territory, terrestrial

test to bear witness testament, detest, testimony, attest, testify

the, theo God, a god monotheism, polytheism, atheism, theology

therm heat thermometer, theorem, thermal, thermos bottle, thermostat, hypothermia

thesis, thet place, put antithesis, hypothesis, synthesis, epithet

tire draw, pull attire, retire, entire

tom cut atom (not cutable), appendectomy, tonsillectomy, dichotomy, anatomy

tor, tors, tort twist torture, retort, extort, distort, contort, torsion, tortuous, torturous

tox poison toxic, intoxicate, antitoxin

tract, tra, trai, treat drag, draw, pull attract, tractor, traction, extract, retract, protract, detract, subtract, contract, intractable

trans across, beyond, change transform, transoceanic, transmit, transportation, transducer

tri three tripod, triangle, trinity, trilateral

trib pay, bestow tribute, contribute, attribute, retribution, tributary

tribute give contribute, distribute, tributary

turbo disturb turbulent, disturb, turbid, turmoil

typ print type, prototype, typical, typography, typewriter, typology, typify

ultima last ultimate, ultimatum

umber, umbraticum shadow umbra, penumbra, (take) umbrage, adumbrate

un not, against, opposite unceasing, unequal

uni one uniform, unilateral, universal, unity, unanimous, unite, unison, unicorn

-ure Noun: act, condition, process, function exposure, conjecture, measure

vac empty vacate, vacuum, evacuate, vacation, vacant, vacuous

vade go evade, invader

vale, vali, valu strength, worth equivalent, valiant, validity, evaluate, value, valor

veh, vect to carry vector, vehicle, convection, vehement

ven, vent comeconvene, intervene, venue, convenient, avenue, circumvent, invent, convent, venture, event, advent, prevent

ver, veri true very, aver, verdict, verity, verify, verisimilitude

verb, verv word verify, veracity, verbalize, verve

vert, vers turn, changeconvert, revert, advertise, versatile, vertigo, invert, reversion, extravert, introvert, diversion, introvert, convertible, reverse, controversy

vi way viable, vibrate, vibrant

vic, vicis change, substitute vicarious, vicar, vicissitude

vict, vinc conquer victor, evict, convict, convince, invincible

vid, vis seevideo, evident, provide, providence, visible, revise, supervise, vista, visit, vision, review, indivisible

viv, vita, vivi alive, life revive, survive, vivid, vivacious, vitality, vivisection, vital, vitamins, revitalize

voc, voke callvocation, avocation, convocation, invocation, evoke, provoke, revoke, advocate, provocative, vocal

vol will malevolent, benevolent, volunteer, volition

volcan fire volcano, vulcanize, Vulcan

volv, volt, vol turn about, roll revolve, voluble, voluminous, convolution, revolt, evolution

vor eat greedily voracious, carnivorous, herbivorous, omnivorous, devour

-ward Adverb: in a direction or manner homeward

-wise Adverb: in the manner of, with regard to timewise, clockwise, bitwise

with against withhold, without, withdraw, forthwith

-y Noun: state, condition, result of an activity society, victory

-y Adjective: marked by, having hungry, angry, smeary, teary

zo animal zoo (zoological garden), zoology, zodiac, protozoan

3TC7-ZL6W-L7ZK-JX3C

Version 8.5

LabVIEW Remote Panels