JAN29 Roots Prefixes and Suffixes

G4 SoR

Affixes and Root Words

Student Facing
January 30, 2025

2

LO: SWBAT determine the meaning of and use
words with affixes and roots.

DOL: Given a text, students will correctly determine
the meaning of and use words with affixes and roots
in at least 2 of 3 questions.

Ⓢ 4.3(C) determine the meaning of and use words with affixes such as mis‐, sub‐, ‐ment, and ‐ity/ty and roots such as auto, graph, and meter

3

affix, prefix, suffix, root
word

Ⓢ 4.3(C) determine the meaning of and use words with affixes such as mis‐, sub‐, ‐ment, and ‐ity/ty and roots such as auto, graph, and meter

Vocabulary

4

How do affixes help
you as a reader to
understand unfamiliar
words?

Ⓢ 4.3(C) determine the meaning of and use words with affixes such as mis‐, sub‐, ‐ment, and ‐ity/ty and roots such as auto, graph, and meter

5

Real World Connection
We use affixes all the
time when we talk.

Ⓢ 4.3(C) determine the meaning of and use words with affixes such as mis‐, sub‐, ‐ment, and ‐ity/ty and roots such as auto, graph, and meter

6

Write the word to

complete the definition

about “Affixes.”

meaning

suffix

word

prefix

base

after

before

root

are ______ elements that can be

added _______ (as a _______ ) or

_______ (as a _______ ) a _______

word to change its __________ or

_________ in a sentence.

Affixes

7

Write the word to

complete the definition

about “Affixes.”

meaning

suffix

word

prefix

base

after

before

root

are ______ elements that can be

added _______ (as a _______ ) or

_______ (as a _______ ) a _______

word to change its __________ or

_________ in a sentence.
meaning

word

before

prefix

suffix

after

root

function

Affixes

8

root word

prefix

re-

place

suffix

-ment

9

re-

(again)

place

change the

meaning
and/or the

function of a

word.

Prefixes

Prefix

Meaning

Examples

dis-

un-

trans-

re-

10

the opposite
of

the opposite
of; not

across,
through

again,
back

● disconnect
● disagree

● unlucky
● unkind

● transcontinental
● transform

● reverse
● reuse

Prefixes

11

dis-

un-

re-

trans-

Think of a word that has one of
these prefixes.

Use the word in a sentence!

Prefixes

12

Yesterday, I was frustrated because my little

brother lost my favorite book. I had to retrace
my steps to find it, starting in the living room
and ending in the backyard.

Finally, I discovered it under the trampoline,

but the pages were dirty. After cleaning it up
carefully, I felt proud that I was able to
transform the messy book back into something
neat!

Open Ended

What is a good title for this text?

13

Prefixes

dis-

un-

re-

trans-

Is there a word using a prefix

in paragraph 1 ?

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it

under the trampoline, but the
pages were dirty. After
cleaning it up carefully, I felt
proud that I was able to
transform the messy book
back into something neat!

14

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it

under the trampoline, but the
pages were dirty. After
cleaning it up carefully, I felt
proud that I was able to
transform the messy book
back into something neat!

Prefixes

The prefix re- in the word retrace

helps the reader understand

that…

re-
=

again,
back

What does the prefix re- in the word
retrace help the reader understand?

Yesterday, I was

frustrated because my little
brother lost my favorite
book. I had to retrace my
steps to find it, starting in
the living room and ending
in the backyard.

Finally, I discovered it

under the trampoline, but
the pages were dirty. After
cleaning it up carefully, I felt
proud that I was able to
transform the messy book
back into something neat!

In paragraph 1, the prefix re- in the word
retrace helps the reader understand that
retrace means _______________________.

to go back over again

to not go back

to go forward

to go through

Multiple Choice

In paragraph 1, the prefix re- in the word retrace helps the reader understand that retrace means _______________________.

• to go back over again

• to not go back

• to go forward

• to go through

Yesterday, I was

frustrated because my little
brother lost my favorite
book. I had to retrace my
steps to find it, starting in
the living room and ending
in the backyard.

Finally, I discovered it

under the trampoline, but
the pages were dirty. After
cleaning it up carefully, I felt
proud that I was able to
transform the messy book
back into something neat!

In paragraph 1, the prefix re- in the word
retrace helps the reader understand that
retrace means _______________________.

to go back over again

to not go back

to go forward

to go through

?

17

root word

prefix

re-

place

suffix

-ment

18

place

-ment

are affixes
which are

placed after
the root/root

word.

Suffixes

root word
suffix

Suffix

Meaning

Examples

-ment

-ful

-ly

-tion

19

Suffixes

action or
process

full of

in a certain way
or manner

denotes an
action

● amazement
● payment

● joyful
● thoughtful

● daily
● quickly

● education
● separation

20

Think of a word that has one of
these suffixes.

Use the word in a sentence!

Suffixes

-ment

-ful

-ly

-tion

21

Is there a word using a suffix

in paragraph 2 ?

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it

under the trampoline, but the
pages were dirty. After
cleaning it up carefully, I felt
proud that I was able to
transform the messy book
back into something neat!

Suffixes

-ment

-ful

-ly

-tion

22

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it under

the trampoline, but the pages
were dirty. After cleaning it up
carefully, I felt proud that I was
able to transform the messy
book back into something neat!

Suffixes

The suffix -ly in the word
carefully helps the reader

understand that…

=

in a certain way

or manner

What does the suffix -ly in the word
carefully help the reader understand?

-ly

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it under
the trampoline, but the pages
were dirty. After cleaning it up
carefully, I felt proud that I was
able to transform the messy
book back into something neat!

In paragraph 2, the suffix -ly in the word
carefully helps the reader understand that
carefully means _______________________.

lack of attention

in a forceful way

in a way that shows
great attention

full of anger

Multiple Choice

In paragraph 2, the suffix -ly in the word carefully helps the reader understand that carefully means _______________________.

• lack of attention

• in a forceful way

• in a way that shows great attention

• full of anger

Yesterday, I was

frustrated because my little
brother lost my favorite book. I
had to retrace my steps to find
it, starting in the living room
and ending in the backyard.

Finally, I discovered it under
the trampoline, but the pages
were dirty. After cleaning it up
carefully, I felt proud that I was
able to transform the messy
book back into something neat!

In paragraph 2, the suffix -ly in the word
carefully helps the reader understand that
carefully means _______________________.

lack of attention

in a forceful way

in a way that shows
great attention

full of anger

Emily’s teacher asked her to write about a time when she had to solve a problem. Read this story about a lost book and how
it was found. Look for any revisions that could be made. Then answer the questions that follow.

Lost and Found Adventure

Emily’s teacher asked her to write about a time when she had to solve a problem. Read this story about a lost book and how
it was found. Look for any revisions that could be made. Then answer the questions that follow.

Lost and Found Adventure

(1) Yesterday, I was frustrated because my little brother misplaced my favorite
book. (2) I had to retrace my steps to find it, starting in the living room and
ending in the backyard. (3) Finally, I discovered it under the trampoline, but the
pages were dirty and misshapen.

(4) After cleaning it up carefully, I felt proud that I was able to transform the
messy book back into something neat! (5) Suddenly, I realized my brother’s
forgetfulness had made me work extra hard to fix the problem. (6) However, I
felt excitement when I saw the book look almost brand new. (7) I neatly added
decoration to the cover to make it even more special. (8) Then, I reminded my
brother to be responsible with books in the future.

In sentence 3, the prefix mis- helps the
reader determine that the word
misshapen means ______________.

having being shaped

before being shaped

being shaped again

badly shaped

(1) Yesterday, I was
frustrated because my
little brother misplaced
my favorite book. (2) I
had to retrace my steps
to find it, starting in the
living room and ending
in the backyard. (3)
Finally, I discovered it
under the trampoline,
but the pages were
dirty and misshapen.

Multiple Choice

In sentence 3, the prefix mis- helps the reader determine that the word misshapen means ______________.

• having being shaped

• before being shaped

• being shaped again

• badly shaped

In sentence 3, the prefix mis- helps the
reader determine that the word
misshapen means ______________.

having being shaped

before being shaped

being shaped again

badly shaped

(1) Yesterday, I was
frustrated because my
little brother misplaced
my favorite book. (2) I
had to retrace my steps
to find it, starting in the
living room and ending
in the backyard. (3)
Finally, I discovered it
under the trampoline,
but the pages were
dirty and misshapen.

In sentence 5, the suffix -ly in the word
suddenly helps the reader understand that
suddenly means _______________________.

in a fast way

without benign fast

known for being fast

a person who is fast

(4) After cleaning it up
carefully, I felt proud that I
was able to transform the
messy book back into
something neat! (5) Suddenly,
I realized my brother’s
forgetfulness had made me
work extra hard to fix the
problem. (6) However, I felt
excitement when I saw the
book look almost brand new.
(7) I neatly added decoration
to the cover to make it even
more special. (8) Then, I
reminded my brother to be
responsible with books in the
future.

Multiple Choice

In sentence 5, the suffix -ly in the word suddenly helps the reader understand that suddenly means _______________________.

• in a fast way

• without being fast

• known for being fast

• a person who is fast

In sentence 5, the suffix -ly in the word
suddenly helps the reader understand that
suddenly means _______________________.

in a fast way

without benign fast

known for being fast

a person who is fast

(4) After cleaning it up
carefully, I felt proud that I
was able to transform the
messy book back into
something neat! (5) Suddenly,
I realized my brother’s
forgetfulness had made me
work extra hard to fix the
problem. (6) However, I felt
excitement when I saw the
book look almost brand new.
(7) I neatly added decoration
to the cover to make it even
more special. (8) Then, I
reminded my brother to be
responsible with books in the
future.

The the suffix -ment in the word excitement helps the reader
understand that excitement means —
A. a person who excites
B. the place where exciting things happens
C. the state of being excited
D. the act of exciting someone else

(4) After cleaning it up carefully, I felt proud that I was able to
transform the messy book back into something neat! (5) Suddenly, I
realized my brother’s forgetfulness had made me work extra hard to
fix the problem. (6) However, I felt excitement when I saw the book
look almost brand new. (7) I neatly added decoration to the cover to
make it even more special. (8) Then, I reminded my brother to be
responsible with books in the future.

Multiple Choice

The the suffix -ment in the word excitement helps the reader understand that excitement means —

• a person who excites

• the place where exciting things happen

• the state of being excited

• the act of exciting someone else

The the suffix -ment in the word excitement helps the reader
understand that excitement means —
A. a person who excites
B. the place where exciting things happens
C. the state of being excited
D. the act of exciting someone else

(4) After cleaning it up carefully, I felt proud that I was able to
transform the messy book back into something neat! (5) Suddenly, I
realized my brother’s forgetfulness had made me work extra hard to
fix the problem. (6) However, I felt excitement when I saw the book
look almost brand new. (7) I neatly added decoration to the cover to
make it even more special. (8) Then, I reminded my brother to be
responsible with books in the future.

How do affixes help
you as a reader to

understand

unfamiliar words?

33

SST DOL: SW identify
important individuals who have
participated voluntarily in civic
affairs at state and local levels
in at least 1 of 2 questions.

IXL Y1 and Y2

SoR DOL: Given a text,
students will correctly
determine the meaning of and
use words with affixes and
roots in at least 2 of 3
questions.

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