a-
without
ambi-
both
an-
without
ante-
before
anti-
against
bi-
two or both
brady-
slow
chlor-
green
circum-
around
cirrh-
yellow
con-
with
contra-
against
cyan-
blue
dia-
across or through
dipl-
double
dis-
separate from or apart
dys-
painful, difficult
ec-
away or out
ecto-
outside
en-
in, within
endo-
within
epi-
upon
erythr-
red
eso-
inward