a-, an-
Not; without
ante-
Before
anti-
Against
bi-
two; both
brady-
slow
endo-
in; within
epi-
on; over; upon
hyper-
above; above normal; excessive
hypo-
below; below normal; deficient
inter-
between
intra-
within; into
peri-
around; surrounding
sub-
below; under
supra-
above
tachy-
fast
trans-
across