1. Created by Vanessa Pelfrey
Prefixes
and
Suffixes
Created by Vanessa Pelfrey

2. Prefixes are letters that are added to the beginning of a word.

4. For example
preschool
The prefix is pre-
The prefix pre means “before” so the word preschool means “before school”

5. A prefix changes the meaning of a word.

6. Prefix Root Word New Word
im-
(not)
polite
impolite
(not polite)
in-
complete
incomplete
(not complete)
bi-
(two)
cycle
bicycle
(two wheels)
non-
stop
nonstop
(without stopping)
dis-
(not or opposite of)
agree
disagree
(not agreeing)
re-
(again)
use
reuse
(to use again)

7. Suffixes are letters added to the end of a word.

8. A suffix also changes the meaning of a word.

10. For example
careless
The suffix is –less
The suffix –less means without so the word careless means “without care”

11. (condition of being shy)
Root Word
Suffix
New Word
home
-less
(without)
homeless
(without a home)
cheer
-ful
(full of)
cheerful
(full of cheer)
shyness
-ness
(state or quality)
(condition of being shy)

12. farm -er (someone who) farmer (someone who farms) act -or actor
Root Word
Suffix
New Word
farm
-er
(someone who)
farmer
(someone who farms)
act
-or
actor
(someone who acts)
bend
-able
(can be)
bendable
(can be bent)
reverse
-ible
reversible
(can be reversed)

13. A root word is a real word.
Root Words
A root word is a real word.
We make new words from root words by adding prefixes and suffixes.

14. Sometimes the root word is also called the base word
(That is a USEful piece of information!!)

15. For example In the word unhappy the root word is happy
In the word eventful
the root word is event

16. wildly beautiful sleepily uncomfortable incomplete
What’s the root word?
wildly
beautiful
sleepily
uncomfortable
incomplete

17. What’s the root word? wild beauty sleepy comfortable complete wildly
beautiful
sleepily
uncomfortable
incomplete
wild
beauty
sleepy
comfortable
complete

18. Can you think of any words with prefixes and suffixes?

19. Practice Makes Perfect!!