Prefixes and Root Words

Woodhouse and Miller

Prefixes and Root
Words


Objectives:


Given the Smart board, computer, and
power point: students will be able to
briefly describe what a prefix is; explain
how to identify a prefix; list some of the
most common prefixes; to show how a
prefix changes the meaning of a word;
state the difference between a prefix and
a root word; identify the root word found
in a word; give the meaning of a word by
studying the root word used; widen
vocabulary by creating new words with


SOL Objectives:
 9.2

The student will produce, analyze, and evaluate auditory, visual,
and written media messages.
 10.2 The student will analyze, produce, and examine similarities and
differences between visual and verbal media messages.
 10.4 The student will read, comprehend, and analyze literary texts of
different cultures and eras.

 11.2 The student will examine how values and points of view are
included and excluded and how media influences beliefs and
behaviors.
 11.4 The student will read, comprehend, and analyze relationships
among
American literature, history, and culture.
 12.3 The student will apply knowledge of word origins, derivations,
and figurative language to extend vocabulary development in
authentic text.
 12.4 The student will read, comprehend, and analyze the development
of literature.


Pre-test: Complete the following
pretest, then turn it in for a grade.
MATCH THE PREFIX WITH
ITS DEFINITION.
1. __ Anti 14. __ De
2. __ Dis
15. __ En-, Em3. __ fore- 16. __ Mid
4. __ Pre- 17. __ Re
5. __ Super
18. __ Pro
6. __ Sub 19. __ Post
7. __ A, Ab 20. __ In, Ir, Im
8. __ Bi21. __ Tri
9. __ Mono 22. __ Uni
10. __ Poly 23 . __ Chrono
11. __ Geo 24. __ Trans
12. __ Con 25. __ Inter

13. __ Ex 26. __ Hydro

A.

back, again N. two

B.

land

O. cause to

C.

one

P. under

D.

apart

Q. one

E.

time

R. against

F.

opposite

S. across

G.

three

T. water

H.

together

U. away

I.

before

V. forward

J.

many

W. super

K.

after

X. out

L.

between

Y. not

M.

before

Z. middle


Answer: Anticipatory
Set:
 Create

a dictionary word using the
following word parts:
A. ReB. ProC. ParaD. -hydroE. -graphF. -logy


Anticipatory Set
Continued:

 Connector:

Today, we are going to discover the
meaning of words by identifying a
word’s prefix and root word.
 Relevancy:

Identifying a word’s prefix or root word
will help the reader uncover a word’s
meaning.


Essential Questions: (Do Not Copy) These
are questions that will be answered in this
power point presentation.

What are root words and prefixes?
2. How do root words and prefixes help
to create words?
3. Why are prefixes and root words
used to aid a reader in
comprehending a word?
1.


Understandi
ng:

Root Words and Prefixes

THE
BODY
PARTS
OF A
WORD


Directions: Click on the link below to
get started with prefixes. Read all of
the directions for this vocabulary
lesson. Also, complete all three
activities successfully before you
continue with this power point.

http://
www.tv411.org/vocabulary/understanding-how-words-work/pre
fixes-say-plenty


Copy: Prefixes and Root
Words
Definitions:
Root Word:
A root word is the
foundation on which
a word is built.
1.

2.

Prefix: A prefix is a
letter or syllable that
is added to the root
of a word in order to
form a new word
with a different
meaning.

Examples:
Word

Prefix

Root

Defective

De-

-fect-

Unacceptab Unle

-accept-

Sympathy

-path-

Sym-

Copy: Prefixes and Root
Words 1
Prefix/Root

Definition

pre

before

post

after

sub

under

super

above

re

back or again

pro

forward


Activity 1


Directions:
 You are going to get this sheet

from your teacher. Each web
represents a prefix you have
learned in the previous slide.
In the center of the web, you
are going to write the prefix
word. In the connecting
circles, you are going to write
a word that has that prefix in
it. You will have five words per
graphic organizer. Below each
web, you will write the
meaning of each prefix from
the previous slide. (You can
use a dictionary.)


Copy: Prefixes and Root
Words 2
Prefix/Root Word

Definition

Activity 2: Complete this chart by writing
three words that begin with these prefixes.
Prefix
1. Ab2. Dis3. In4. Bi
5. Tri6. Uni7. Poly-

Three Words:


Activity 3: To get your grade,
show the teacher your score.
 http://

www.english-online.org.uk/games/pr
efixgame.htm
 http://

teacher.scholastic.com/activities/
athens_games/gameGreekToMe.htm


Copy: Prefixes and Root
Words 3
Prefixes/Root Words

Definitions

Activity 4: Complete these two activities.
Then, show the teacher your score.

A1.
/>B1.
/>

Putting It All Together
Complete the following activities:
1.

/>?A1=s&A2=4&A3=1

2.

http://
www.funbrain.com/cgi-bin/root.cgi?A1=s&
A2=4&A3=0

3.

http://
www.manythings.org/wbg/prefixes-jw.htm


Conclusion: Exit Post
-Test
In order to finish this assignment, ask
your teacher for the post test.

