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.
What is important to know???
A base word is a word in its simplest form. A
base word has nothing added to it.
Examples:
Do
Heat
Write
Read
Pack
Base Words
Write the base words.
Played
Running
Reheat
Quickly
Unhappy
Prefix
A group of letters that come
before the word to alter its
meaning
Un + happy = unhappy
Re + do = redo
6
At the movies I saw a preview of a
new movie coming out this
summer!
Bac
k
7
At the movies I saw a preview of a
new movie coming out this
summer!
~We know preview means before
you see the movie
8
Prefixes
 re-
 Again
 pre mis-
 Before
 in dis-
 Not/Wrongly
 un non-
 Not
Prefixes
 The prefix re means
 The prefix un means not
again.
 Reread means to read
again.
 Rewrite means to write
again.
 What does reheat mean?
or the opposite of.
 Uncomfortable means
not comfortable.
 Unpack means the
opposite of pack.
 What does unclear
mean?
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
 The opposite of pack
 ____happy
 Do again
 ____clear
 Opposite of clear
 ____read
 Read again
 ____pack
 Not happy
Suffix
A group of letters that
come after a word that
alter its meaning
wonder + ful = wonderful
rest + ful = restful
12
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
The students are told to walk
quietly down the hall.
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 The suffix ly means in a
 The suffix ful means full
certain way.
 Quickly means in a quick
way.
 Loudly means in a loud
way.
 What does suddenly
mean?
of.
 Colorful means full of
color.
 Playful means full of
play.
 What does thankful
mean?
Match each word with its definition.
healthful
slowly
unlock
reheat
sadly
uncomfortable
reread
in a sad way
to heat again
the opposite of lock
to read again
full of health
in a slow way
not comfortable
Suffixes
Add a suffix to the end of each base word. Draw a line to its
new meaning.
 Loud____
 In a loud way
 Color____
 Full of play
 Wonder____
 Full of wonder
 Sudden_____
 In a sudden way
 Play____
 Full of color
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.”
“That’s nonsense,”
said his brother Jake.
“You can use my bike.”
“Gee, thanks,” said
Randy, hopping on the
bike.
“See, I can be likable!”
said Jake with a grin.
Define the words below
 Disorder
 Hopeless
 Nonsense
 Likable