a-, an-
not
ab-
from, away
ad-
to, toward
anti-
against, opposed to
bi-
two, twice
brady-
slow
dys-
bad, difficult
endo-
within
epi-
on, above
hyper-
over, more than
hypo-
under, less than
intra-
within
inter-
between
peri-
around, near
post-
after, behind
pre-
before
retro-
behind, backward
sub-
below, under
trans-
across, through
poly-
many
para-
beside, near
super-, supra-
above
-algia
pain
-centesis
puncture to remove fluid