Key #2 (answer key 1075982)
Name _____________________________
Date ___________________
(Answer ID # 1075982)
Word Roots Lesson 4
Fill in the missing prefix. Then write a sentence using the word.
1.
2.
3.
_____interested
_____motion
_____spell
Circle the correct definition for the prefix.
4. ahundred
out, from, away
from, away
5. opacross, through
against
into, in, cause to
6. ambiagain, back
beneath
around, both
Fill in the blanks with the meaning of each word root.
Root Words
Prefixes
iso = same
en = in, into,
pod = feet
vert = turn
cause to
duo = two
log = discourse
Suffixes
orium = a place
for
7. natatorium natat + -orium , _______________
8. isopod
iso- , _______________ + pod , _______________
9. envision
en- , _______________ + vision
10. vertex
vert , _______________ + ex
1
Key #2 (answer key 1075982)
Match each word from the previous word roots section with the definition.
11. _______________ the highest point (of something)
12. _______________ pool that provides a facility for swimming
13. _______________ imagine; conceive of; see in one's mind
14.
_______________
any of various small terrestrial or aquatic crustaceans
with seven pairs of legs adapted for crawling
Fill in the missing suffix. Then write a sentence using the word.
15.
16.
17.
vermil_____
establish_____
calculat_____
Circle all of the words that have a prefix.
18. radius
arcade
miserable
frequency
19. earthworm
optician
preventive
postpone
20. madder
illuminating
catfish
terrain
21. ridicule
corridor
translate
hesitate
22. breadth
hostile
uphold
swinging
23. pediatrician
picket
different
cellulose
Fill in the missing prefix. Then write a sentence using the word.
24.
25.
26.
_____portion
_____cuss
_____pass
2
Key #2 (answer key 1075982)
Circle all of the words that have a suffix.
27. flourish
courthouse
iguana
hobble
28. penalize
coastline
whirlpool
plunge
29. ablaze
grouse
walnut
supple
30. circumference
appearance
suicide
metronome
31. bathtub
graphic
hamster
infirm
32. arbour
warrior
fermentation
frighten
Circle the correct prefix for the definition.
33. well, good
bene-
in-
non-
en-
34. under
dis-
iso-
sub-
tra-
35. against
peri-
infra-
inter-
op-
Fill in the blanks with the meaning of each word root.
Prefixes
Root Words
im = in
pre = before
ego = self
centr = center
nat = birth, born
mill = thousand
port = to carry
36. egocentric ego , _______________ + centr , _______________ + ic
37. native
nat , _______________ + ive
38. million
mill , _______________ + ion
39. import
im- , _______________ + port , _______________
Match each word from the previous word roots section with the definition.
40. _______________ disadvantage by prejudice
41.
_______________
a person who was born in a particular place; an
indigenous person
42. _______________ an imported person brought from a foreign country
43.
_______________
the number that is represented as a one followed by 6
zeros
3
Key #2 (answer key 1075982)
Circle the correct prefix for the definition.
44. outside, on
bene-
epi-
de-
op-
45. wrong, bad
tra-
mis-
se-
mid-
46. before
a-
fore-
intro-
counter-
Circle the correct definition for the prefix.
47. comtogether, with
together, with
against
48. diapart, not, away
half
from, away
49. ambiaround, both
into, in
out, from, away
Fill in the blanks with the meaning of each word root.
Prefixes
Root Words
con = together ad = to, toward amphi = both bio = life
spir = breathe kinemat =
aster = star
motion, division
Suffixes
ics = study of,
science
50. amphibious amphi , _______________ + bio , _______________ + us
51. conspire
con- , _______________ + spir , _______________ + e
52. kinematics kinemat , _______________ + -ics , _______________
53. aster
aster , _______________
Match each word from the previous word roots section with the definition.
54. _______________ the right to enter
55.
56.
57.
_______________
relating to or characteristic of animals of the class
Amphibia
_______________
any of various chiefly fall-blooming herbs of the genus
Aster with showy daisy-like flowers
_______________
the branch of mechanics concerned with motion without
reference to force or mass
4
Answer Key 1075982
Key # 2
Fill in the missing prefix. Then write a sentence using the word.
1. uninterested
2. promotion
3. misspell
Circle the correct definition for the prefix.
4. ahundred
out, from, away
from, away
5. opacross, through
against
into, in, cause to
6. ambiagain, back
beneath
around, both
Fill in the blanks with the meaning of each word root.
Prefixes
Root Words
iso = same
en = in, into,
pod = feet
vert = turn
duo = two
log = discourse
cause to
7. natatorium natat + -orium , a place for
8. isopod
iso- , same
9. envision
en- , in,into,cause to
10. vertex
vert , turn
+ pod , feet
+ vision
+ ex
5
Suffixes
orium = a place
for
Answer Key 1075982
Key # 2
Match each word from the previous word roots section with the definition.
11. vertex
the highest point (of something)
12. natatorium pool that provides a facility for swimming
13. envision
imagine; conceive of; see in one's mind
14.
any of various small terrestrial or aquatic crustaceans with seven
pairs of legs adapted for crawling
isopod
Fill in the missing suffix. Then write a sentence using the word.
15. vermilion
16. establishment
17. calculating
Circle all of the words that have a prefix.
18. radius
arcade
miserable
frequency
19. earthworm
optician
preventive
postpone
20. madder
illuminating
catfish
terrain
21. ridicule
corridor
translate
hesitate
22. breadth
hostile
uphold
swinging
23. pediatrician
picket
different
cellulose
Fill in the missing prefix. Then write a sentence using the word.
24. proportion
25. discuss
26. surpass
6
Answer Key 1075982
Key # 2
Circle all of the words that have a suffix.
27. flourish
courthouse
iguana
hobble
28. penalize
coastline
whirlpool
plunge
29. ablaze
grouse
walnut
supple
30. circumference
appearance
suicide
metronome
31. bathtub
graphic
hamster
infirm
32. arbour
warrior
fermentation
frighten
Circle the correct prefix for the definition.
33. well, good
bene-
in-
non-
en-
34. under
dis-
iso-
sub-
tra-
35. against
peri-
infra-
inter-
op-
Fill in the blanks with the meaning of each word root.
Prefixes
Root Words
im = in
pre = before
ego = self
centr = center
nat = birth, born
mill = thousand
port = to carry
36. egocentric ego , self
+ centr , center
37. native
nat , birth,born
+ ive
38. million
mill , thousand
+ ion
39. import
im- , in
+ ic
+ port , to carry
Match each word from the previous word roots section with the definition.
40. prejudice
disadvantage by prejudice
41.
a person who was born in a particular place; an indigenous
person
native
42. import
an imported person brought from a foreign country
43. million
the number that is represented as a one followed by 6 zeros
7
8
Answer Key 1075982
Key # 2
Circle the correct prefix for the definition.
44. outside, on
bene-
epi-
de-
op-
45. wrong, bad
tra-
mis-
se-
mid-
46. before
a-
fore-
intro-
counter-
Circle the correct definition for the prefix.
47. comtogether, with
together, with
against
48. diapart, not, away
half
from, away
49. ambiaround, both
into, in
out, from, away
Fill in the blanks with the meaning of each word root.
Prefixes
Root Words
con = together ad = to, toward amphi = both bio = life
spir = breathe kinemat =
motion, division
aster = star
50. amphibious amphi , both
51. conspire
+ bio , life
con- , together
53. aster
science
+ us
+ spir , breathe
52. kinematics kinemat , motion,division
Suffixes
ics = study of,
+ e
+ -ics , study of,science
aster , star
Match each word from the previous word roots section with the definition.
54. admittance the right to enter
55. amphibious relating to or characteristic of animals of the class Amphibia
56.
57.
aster
kinematics
any of various chiefly fall-blooming herbs of the genus Aster with
showy daisy-like flowers
the branch of mechanics concerned with motion without
reference to force or mass
9