Pre-
before; in front of
Post-
after, behind
Peri-
surrounding
Intra-
within; into
sub-
below; under
supra-
above; upper
a-, an-
without; not; no
poly-
many; much
dys-
painful; bad; difficult; abnormal
epi-
above; upon; on
hyper-
above; excessive; more than normal
hypo-
below; deficient; under; less than normal
trans-
through; across
mega-, macro-
large
micro-
small
pan-
all
ab-
away from
ad-
toward
in-
into; in; not
anti-, contra-
not
de-
lack of; less
ex-
out; away from; outside
ecto-, exo-
out
en-, endo-
in; within