a/an
not, without (amoral, anomaly)
ab
off, away from, apart, down (abdicate, abolish)
able/ible
capable of, worthy of (changeable, combustible)
ad
to, toward, near (adjacent)
al/ali/alter
other, another (allegory, alias, altruist)
ambi/amphi
both, on both sides, around (ambient, amphibian)
ant/ante
before (anterior, antecedent)
anti
against, opposite (antiseptic)
apo
away (apostasy)
auto
self (autocrat)
be
about, to make, to surround, to affect (bewilder)
bi/bin
two (binocular, combination)
co/col/com/con
with, together (coerce, collide, compatible, connect)
contra/contro/counter
against (contradict, controversy, counterfeit)
de
away, off, down, completely, reversal (defame)
di/dia
in two, through, across (dichotomy, diameter)
di/dif/dis
away from, apart, reversal, not (dilatory, diffuse, dissipate)
e/ex
out, out of, from, former, completely (efface, exclude)
em/en
in, into (embrace, enclose)
epi
upon (epidermis)
extra
outside, beyond (extrapolate)
fore
before (forethought)
hemi
half (hemisphere)
hetero
different, other (heterogeneous)
hyper
over, excessive (hyperbole)
hypo
under, beneath, less than (hypothesis)
in/im
not, without (inactive, impartial)
in/im
in, into (intrinsic, implicit)
inter
between, among (interim)
intra
inside, within (intravenous)
macro
great, long (macrocosm)
mal
bad, ill, evil, wrong (malign)
medi
middle (mediocre)
mega
large, great (megaphone)
micro
very small (microbe)
mis
bad, wrong, to hate (misanthropy)
mult
many (multitude)
poly
many (polyglot)
post
behind, after (posterior)
pre
before, in front (premonition)
pro
in front, before, much, for (prolific)
prot/proto
first (protagonist, prototype)
quad/quar
four (quadrant, quart)
quint
five (quintuple)
re
back, again (regain)
retro
backwards (retrofit)
semi
half (semicircle)
sub/sup
below, under (subterfuge, suppose)
super/sur
over, above (supersede, surpass)
sym/syn
together (symbiosis, synthesis)
trans
across, beyond (transgress)
un
not (unusual)
uni/un
one (uniform/unanimous)