1. Prefixes, Suffixes, and Root Words

2. Goal:
Students will use knowledge of word recognition skills. Students will practice using prefixes and suffixes to determine how the meaning of the base word changes.

3. What is important to know???
Prefixes, Suffixes, and Base Words
What is important to know???

4. Base Words A base word is a word in its simplest form. A
base word has nothing added to it.
Examples: Do
Heat
Write
Read
Pack

5. Base Words
Write the base words.
Played
Running
Reheat
Quickly
Unhappy

6. Prefix
A group of letters that come before the word to alter its meaning
Un + happy = unhappy
Re + do = redo

7. At the movies I saw a preview of a new movie coming out this summer!
Back
=See
=Before

8. At the movies I saw a preview of a new movie coming out this summer
At the movies I saw a preview of a new movie coming out this summer! ~We know preview means before you see the movie

9. Prefixes
re-
pre-
mis-
in-
dis-
un-
non-
Again
Before
Not/Wrongly
Not

10. Prefixes The prefix re means again. Reread means to read again.
Rewrite means to write again.
What does reheat mean?
The prefix un means not or the opposite of.
Uncomfortable means not comfortable.
Unpack means the opposite of pack.
What does unclear mean?

11. ____do ____happy ____clear ____read ____pack The opposite of pack
Prefixes Add a prefix to the beginning of each word to make a new word. Draw a line form the word to its meaning.
____do
____happy
____clear
____read
____pack
The opposite of pack
Do again
Opposite of clear
Read again
Not happy

12. Suffix
A group of letters that come after a word that alter its meaning
wonder + ful = wonderful
rest + ful = restful

13. Suffixes -ful -less -ble -ly -ness -ment Full of Lack of/don’t have
Able/can do
State of
act of, result
in a certain way

14. The students are told to walk quietly down the hall.
=in a certain way
=silent

15. Suffixes The suffix ly means in a certain way.
Quickly means in a quick way.
Loudly means in a loud way.
What does suddenly mean?
The suffix ful means full of.
Colorful means full of color.
Playful means full of play.
What does thankful mean?

16. Match each word with its definition.
healthful
in a sad way
slowly
to heat again
the opposite of lock
unlock
to read again
reheat
full of health
sadly
in a slow way
uncomfortable
not comfortable
reread

17. Loud____ Color____ Wonder____ Sudden_____ Play____ In a loud way
Suffixes Add a suffix to the end of each base word. Draw a line to its new meaning.
Loud____
Color____
Wonder____
Sudden_____
Play____
In a loud way
Full of play
Full of wonder
In a sudden way
Full of color

18. Randy’s bike tire was flat
Randy’s bike tire was flat. He couldn’t find the pump because the garage was in disorder. “It’s hopeless,” said Randy. “I’ll never make it to the soccer game on time.”

19. “That’s nonsense,” said his brother Jake. “You can use my bike.”

20. “Gee, thanks,” said Randy, hopping on the bike.

21. “See, I can be likable!” said Jake with a grin.

22. Define the words below
Disorder
Hopeless
Nonsense
Likable