Prefixes

1
Prefixes
2
Prefixes

• What does a prefix do?
• Makes a word longer
• Changes the meaning of a word
• Fixes a word
• All of the above

3
Prefixes

• Where do prefixes go?
• At the end of a word
• At the beginning of a sentence
• At the beginning of a word
• At the end of a book

4
re- means

• Redo
• Reread
• Repaint
• Review
• Rewrite
• Replace
• Readjust
• Replay

1. Again
2. Under
3. Not
4. Two
5. Below

5
over- means

• Overtake
• Overdo
• Overheat
• Overtime
• Overcharge
• Oversee
• Overproduce

1. Again
2. Under
3. Not
4. Too much
5. Below

6
Trans means

• Transatlantic
• Transportation
• Transplant
• Transport
• Transfer
• Transform
• Transmission

1. Again
2. Under
3. across
4. Two
5. Too much

7
anti- means

• Antibiotics
• Antiwar
• Anticancer
• Anticavities
• Anticorruption

1. Again
2. Against
3. Not
4. Across
5. Below

8
mid- means

• Midair
• Midbrain
• Midafternoon
• Midnight
• Midmorning
• Middleman
• Midway

1. Again
2. Under
3. In the middle
4. Two
5. Three

9
under- means

• Underachiever
• Underwear
• Undercover
• Underground
• Understand
• Underwater

1. Again
2. Under
3. Not
4. Two
5. Below

10
vice- means

1. Again
2. Under
3. Not
4. Second in line
5. Below

• Vicepresident
• Viceprincipal

11
post- means

• Postwar
• Postfracture
• Postdive
• Postexercise

1. Again
2. Under
3. After
4. Two
5. Below

12
pre- means

• Preschool
• Precook
• Prewrite
• Preseason

1. Again
2. Under
3. Not
4. Two
5. Before

13
uni- means

• Unicycle
• Uniform
• Unibrow

1. One
2. Under
3. Not
4. Two
5. Below

14
bi- means

• Bicycle
• Bipolar
• Billion

1. Again
2. Under
3. Not
4. Two
5. Below

15
tri- means

• Tricycle
• Triangle
• Trillion
• Triceratops
• Trimester

1. Again
2. Three
3. One
4. Two
5. Below

16
kilo- means

• Kilometer
• Kilobyte
• Kilowatt

1. over
2. Under
3. Ten
4. Hundred
5. Thousand

17
cent- means

• Centimeter
• Centipede
• Century
• Cent

1. Over
2. Under
3. Ten
4. Hundred
5. thousand

18
deca- means

• Decagon
• Decameter
• Decade

1. One
2. Two
3. Ten
4. Hundred
5. Thousand

19
poli- means

• Polygon
• Polyphony
• Polytheist
• Polytechnic

1. Again
2. Under
3. Many
4. Two
5. Below

20
penta-, means

• Pentagon
• Pentatonic
• Pentathlon

1. Again
2. Under
3. Many
4. Two
5. Five

21
hexa-, means

• Hexagon

1. One
2. Two
3. Three
4. Five
5. Six
6. Eight

22
octa-, means

• Octagon
• Octopus

1. One
2. Two
3. Three
4. Five
5. Six
6. Eight

23
dis- un- mean

• Discover
• Distract
• Display
• Disarm
• Uncovered
• Unmatched
• Unfit

1. Again
2. Under
3. Many
4. Two
5. Not

24
im- means its used when words start with m- or
p-

• Impossible
• Impersonate
• Immobile
• Impose
• Impersonal

1. Again
2. Under
3. Many
4. Two
5. Not

25
ir- meansits used when words start with r-

• Irresponsible
• irregular
• Irreverent
• Irredeemable
• Irreparable

1. Again
2. Under
3. Many
4. Two
5. Not

26
il- meansits used when words start with l-

• Illegal
• Illogical
• Illiterate

1. Again
2. Under
3. Many
4. Two
5. Not

27
in- meansits used when words dont start with
m- or p-

• indestructible
• Invincible
• Indistinct

1. Again
2. Under
3. Many
4. Two
5. Not

28
in- means

• Input
• Intake
• Inlet

1. Into
2. Out
3. Under
4. Over
5. Not

29
mis- means

• Mislay
• Misplace
• Misprint
• Mismatched
• Misfit
• Misplay
• Mistake

1. Not
2. Over
3. Many
4. Wrong
5. Not

30
ambi- means

• Ambidextrous
• Ambivalent

1. Both
2. One
3. Many
4. Two
5. Three

31
sub- means

• Subway
• Submarine
• Substitute
• Sub conscious
• Substructure

1. Again
2. Under
3. Many
4. Two
5. Not