Transcript Prefix, Suffix, and Base Words

Objective: I can determine the
effect affixes have on root words.
Key Vocabulary
affix
prefix
suffix
root word
effect
Essential Questions
1. What is an affix?
2. Define prefix and
suffix.
3. How do affixes
change root words?
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Base Words
A root word is a word in its simplest
form.
A root word has nothing added to it.
Examples:
Part
Ground
Write
Read
Quiet
Prefixes
Prefixes are added to the beginning of a root
word.
They change the meaning of the root word.
Examples:
Un + happy = unhappy
Re + do = redo
Base Words
Write the root words on the back of
your notetaker.
reheat
unhappy
antisocial
coworker
Prefix Meanings
de- = from, down
inter- = between
under- = beneath
anti- = against
mono- = one
co- = together, with
re- = again
Prefixes
Add a prefix to the beginning of each word to make a
new word. Connect the new word to its meaning.
de- , inter- , under- , anti - , mono- , co- , reoperate a craft together
1. ____pilot
2. ____ground
3. ____claim
4. ____rupt
5. ____tone
6. ____grade
beneath the surface of the earth
request or demand again
break between
one sound
step down
Prefixes
Add a prefix to the beginning of each word to make a
new word. Connect the new word to its meaning.
de- , inter- , under- , anti - , mono- , co- , reoperate a craft together
1. ___co_pilot
2. _under___ground
3. __re__claim
4. _inter___rupt
5. __mono__tone
6. __de__grade
beneath the surface of the earth
request or demand again
break between
one sound
step down
Suffixes
Suffixes are added to the end of a root word.
They change the root word’s part of speech.
They can change the meaning of the root
word.
wonder(n) + ful = wonderful(adj)
quick(v) + ly = quickly(adv)
Suffix
Meanings
-ly = like or manner of
-ful = full of
-ed = in the past
-able = able to, can do
-en = made of
-fic = making, causing
Suffixes
Add a suffix to the end of each root word. Draw
a line to its new meaning.
-ly , -ful , -ed , -able , -en , -fic
1. help____
2. scienti____
3. wood____
4. part____
5. quick____
6. agree____
full of aid
causing or making of science
made of tree fiber
came away
in a fast manner
can be of like minds
Suffixes
Add a suffix to the end of each root word. Draw
a line to its new meaning.
-ly , -ful , -ed , -able , -en , -fic
1. helpful____
2. scientific___
3. wooden____
4. parted____
5. quickly____
6. agreeable____
full of aid
causing or making of science
made of tree fiber
came away
in a fast manner
can be of like minds
Match each word with its definition.
1. healthful
a. made of silk
2. slowly
b. To heat again
3. unlock
c. the opposite of lock
4. reheat
d. to read again
5. silken
e. full of health
6. uncomfortable
f. in a slow way
7. reread
g. not comfortable
Match each word with its definition.
1. healthful
a. made of silk
2. slowly
b. To heat again
3. unlock
c. the opposite of lock
4. reheat
d. to read again
5. silken
e. full of health
6. uncomfortable
f. in a slow way
7. reread
g. not comfortable
Complete your Notetaker
• Now, you should be able to define your
Key Vocabulary
• Answer the Essential Questions
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Prefix Suffix Song
http://www.youtube.com/watch?v=Z
OJrjNR7ZZM
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Flash Cards
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Objective: I can determine the
effect affixes have on root words.
Key Vocabulary
affix
prefix
suffix
root word
effect
Essential Questions
1. What is an affix?
2. Define prefix and
suffix.
3. How do affixes
change root words?
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Prefixes
•
•
•
•
•
•
•
RE- After
Non- not
Pre- Before
Trans- Across
Ful- Full of
Sub – Under
Mono - One
•
•
•
•
•
•
•
Anti – Against
Under- Under
Dis – Opposite or not
De- Opposite
Re – Again
Semi – Half
Bi - two
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Suffixes
•
•
•
•
Ty – state of
Less – Without
Es – More than one
Ing – Changes a word
to a verb
• Able – Can be done
• Ious – Possessing the
quality of
• Est – Comaparative
• Ness – State of or
condition of
• Tion – Act or process
• Ly – characterisitc of
• Y – characterized by
• Ful – full of
• Ed – makes a word a
past tense verb
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