1. A
a-, ac-, ad-, af-, ag-, al-, an-, ap-, as-, at- to, toward, near, in addition to
o
aside (adverb): to or toward the side

o
accompany (verb): to go with someone as a companion

o
an + nihil + ate
associate (verb): to join with

o
al + loc + ate
annihilate (verb): to destroy

o
ag + gress + ion
allocate (verb): to distribute to specific people or for specific purposes

o
af + fix
aggression (noun): hostile behavior towards someone or something

o
ad + just
affix (verb): to attach to something, to fasten

o
ac + com + pan + y
adjust (verb): to correct, to move closer to a correct position

o
a + side
as + soci + ate
attend (verb): to look after, to go to


o
at + tend
a-, an- not, without
apolitical (adjective): without interest in politics

o
a + polit + ic + al
anemia (noun): the condition (disease) of not having enough red blood cells


o
an + em + ia
ab-, abs- away from, off
abrupt (adjective): unexpected change

o
ab + rupt
absolve (verb): to be set free from one's actions or obligations


o
ab + solve
ante- before
anterior (adjective): before or near the front


o
ante + rior
anti- against
antipathy (noun): dislike, opposite feeling


o
anti + path + y
auto- self
automotive (adjective): related to self-propelled machines

2. 
auto + mot + ive
B
bi- two
o
biped (noun): a two-footed animal

o
bi + ped
biennial (adjective): happening every two years bi + enni + al
C
cat-, cata-, cath- down, with
o
category (noun): a class or set to which a thing belongs

o
cate + gor + y
catalogue (noun): a book or pamphlet that lists and describes

cata + log + ue
o
catheter (noun): a medical device used to transfer fluids cath +eter
o
circum- around
o
circumvent (verb): to manage to get around a situation


o
circum + vent
co-, cog-, col-, com-, con-, cor together, with
cohesiveness (noun): the ability to stick together

o
cognate (adjective): related, similar in nature

o
com + mit + ment
convenient (adjective): handy, nearby

o
col + lab + or + ate
commitment (noun): to entrust, to put into a place

o
cog + nate
collaborate (verb): to work together

o
co + hes + ive + ness
con + veni + ent
correct (verb): to set right, to be right


o
cor + rect
contra- against, opposite
contradict (verb) to state the opposite

contra + dict

3. D
de- to do the opposite, to take away from
o
decrease (verb): to grow smaller, to become less


o
de + cre + ase
di-, dif-, dis- apart, separate, two, opposite, not
divide (verb): to separate into two or more parts

o
di + vide
differ (verb): to be unlike


o
dif + fer
dis- not, opposite of, exclude
distrust (verb): to have no confidence or trust

dis + trust
E
e-, ex- out, out of, from
o
emit (verb) to send out

e + mit
o
expel (verb): to force out ex + pel
o
en-, em- put into
o
enamor (verb): to cause to love, to "put" someone "into" love

en + am + + or
o
empower (verb): to give power, to put into power em + pow + er
o
epi-, upon, beside, over
o
epilogue (noun): the concluding section of a play or literary work


o
epi + logue
extra- beyond
extraordinary (adjective): going beyond normal

extra + ordin + ary
I
il-, im-, in-, ir, not, in
o
illegible (adjective): cannot be read

o
imposter (noun): someone who poses as someone else

o
il + leg + ible
im + post + er
inaction (noun): lack of motion, idle

4. 
o
in + act + ion
irresolute (adjective): uncertain about hot to act, undecided, not having a solution


o
ir + re + solute
in-, im-, il- in, into
instead (adverb): in place of, an alternative

o
in + stead
import (verb): to bring into a country from another country


o
im + port
inter- between, among
interject (verb): to throw something (usually a comment) between other things


inter + ject
intro- into
o
introspection (noun): to look into one's own thoughts and feelings

intro + spect + ion
M
mal- bad
o
malfunction (noun): when something does not work properly


o
mal + funct + ion
mis- wrong
misconduct (noun): wrong doing, bad behavior


o
mis + con + duct
mono- one
monologue (noun): a dramatic performance or speech given by one actor


o
mono + logue
multi- many
multiply (verb): to increase in number

multi + ply
N
non- not, no
o
nonsense (noun): something that has no meaning or makes no sense

non + sense
O
ob-, oc-, of-, op- toward, against, in the way

5. o
obtain (verb): to gain or get, to get a hold of

o
occur (verb): to happen, to come to mind

o
oc + cur
offer (verb): to attempt to give, to propose, to try to hand out

o
ob + tain
of + fer
oppose (verb): to be against, to stand in the way of something


o
op + pose
over- excessive, above
overwork (verb): to have too much work

over + work
P
para- beside
o
paradox (noun): a statement that seems true and contradictory at the same time


o
para + dox
per- through
persecute (verb): to go after, to pursue


o
per + secute
post- after
postpone (verb): to put off to a later time, to delay


o
post + pone
pre- before
precede (verb): to go before, to come in front of


o
pre + cede
pro- for, foward
propel (verb): to push forward

pro + pel
R
re- back, again
o
readmit (verb): to allow in again


o
re + ad + mit
retro- backward
retrospect (noun) to look back at past events

retro + spect

6. S
se- apart, move away from
o
secede (verb): to withdraw from an organization


o
se + cede
semi- half
semiannual (adjective): occurring twice a year


o
semi + annu + al
sub-, suc-, suf-, sup-, sur-, sus under, beneath, near, from below, secretly, above, up
submarine (adjective): underwater

o
succeed (verb): to do well, to come after

o
sup + port
survive (verb): to live, to live through something, to exist

o
suf + fice
support (verb): to hold up, too keep up

o
suc + ceed
suffice (verb): to be enough

o
sub + mar + ine
sur + vive
sustain (verb): to keep up, to hold up,


o
sus + tain
super- over, above
superimpose (verb): to place something on top of something else


o
super + im + pose
syn-, sym- together, at the same time
synchronous (adjective): happening at the same time

o
syn + chron + ous
sympathy (noun): sharing another person's feelings, compassion

sym + path + y
T
trans- across, beyond, change
o
transform (verb): to change shape


o
trans + form
tri- three
tripod (noun): a three-legged stand

7. 
tri + pod
U
un- not, against, opposite
o
unceasing (adjective): never ending, continuous


un + ceas + ing
uni- one
o
uniform (adjective): having the same form or consistency

uni + form