1. Root Words and Affixes

2. Root Words
beauty
hope
cycle
happy

3. Changing the Meaning of a Word
Having pizza and ice cream for dinner was unexpected.
My little brother flexed his muscles and pretended
to have superhuman strength.
It is hopeless to study right before a test.

4. Changing the Use of a Word
The princess was a beauty.
The princess was beautiful.

5. Common Affixes and Their Meanings
Example
-able
bene-
bi-
hyper-
-ous
pre-
re-
sub-
un-
capable of
good
two
over, above
having qualities of
before
again
below
not
fixable
benefit
biannual
hyperactive
ravenous
prepay
review
subway
unharmed

6. Guided Practice with Root Words and Affixes
Read the passage below and answer the questions that follow.
1. In the paragraph above, what is the meaning of prehistoric?
A. relating to a time after history
B. relating to a time before history
C. relating to a time during history
D. relating to a time outside of history
Charlie promised he would buy the tickets to the new movie about prehistoric times. However, he forgot and the movie sold out. I knew I shouldn’t have asked Charlie. He is often unreliable.

7. Guided Practice with Root Words and Affixes
Read the passage below and answer the questions that follow.
1. In the paragraph above, what is the meaning of prehistoric?
A. relating to a time after history
B. relating to a time before history
C. relating to a time during history
D. relating to a time outside of history
Charlie promised he would buy the tickets to the new movie about prehistoric times. However, he forgot and the movie sold out. I knew I shouldn’t have asked Charlie. He is often unreliable.

8. Guided Practice with Root Words and Affixes
Read the passage below and answer the questions that follow.
2. In the paragraph above, what is the meaning of unreliable?
A. overly reliable
B. normally reliable
C. not reliable
D. below reliable
Charlie promised he would buy the tickets to the new movie about prehistoric times. However, he forgot and the movie sold out. I knew I shouldn’t have asked Charlie. He is often unreliable.

9. Guided Practice with Root Words and Affixes
Read the passage below and answer the questions that follow.
2. In the paragraph above, what is the meaning of unreliable?
A. overly reliable
B. normally reliable
C. not reliable
D. below reliable
Charlie promised he would buy the tickets to the new movie about prehistoric times. However, he forgot and the movie sold out. I knew I shouldn’t have asked Charlie. He is often unreliable.

10. Guided Practice with Root Words and Affixes
Read the sentence below and answer the question that follows.
3. In this sentence, what does the word monorail mean?
A. one track
B. trolley
C. unstoppable
D. two tracks
We saw the monorail train moving quickly towards us.

11. Guided Practice with Root Words and Affixes
Read the sentence below and answer the question that follows.
3. In this sentence, what does the word monorail mean?
A. one track
B. trolley
C. unstoppable
D. two tracks
We saw the monorail train moving quickly towards us.

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