How can prefixes and suffixes change a root word?
They can change its meaning.
A ROOT Word is the original word without a prefix or suffix.
Example:UnfriendlyFriend is the
root word.
Prefixes come at the beginning and
Suffixes come at the end.
Un friend ly
For 3rd Grade, you need to
know the following prefixes.
UN-DIS-RE-IN-
What does UN- mean?
“NOT”
Look at the following UN-
words and tell their
meaning.
Unhappy
“NOT happy”
Ungrateful
“NOT grateful”
Unfriendly
“NOT friendly”
What does the prefix DIS- mean?
“NOT”
Look at the following DIS- words and determine their meaning.
Disrespectful
“NOT respectful”
Disable
“NOT able”
What does RE- mean?
“DO AGAIN”
Look at the following RE-
words and tell their
meaning.
Review
“view something
again”
Rewind
“wind something
again”
Replay
“Play again”
For 3rd Grade, you need to
know the following suffixes.
-ous-tion-ly
-OUS means
“full of”
For example:Spacious means
full of space
For example:Gracious means
full of grace
-ly makes the word mean the same thing, just changes a word into an adverb.
For example:She was HAPPY.Or She walked HAPPILY into
the room.
She is a good friend. She is FRIENDLY to
her classmates.
ROOT WORD
Unfriendly
SUFFIX
HAPPILY
PREFIX
UNKIND
ROOT WORD
GRACEFULLY
ROOT WORD
DISRESPECTFUL
ROOT WORD
UNHAPPILY
HAPPY