in-

inside, inland,incorrect

dis-

disjoint, dislike

mis-

misspell

sub-

submarine/subway

un-

unable, untie/unbind

inter-

international/interurban

over-

overpass, overeat

self-

self-made

super-

superman/superhuman, superfine

under-

underwater, underfed

a-

ashore, aboard, abed

re-

rebound, recast

semi-

semicircle, semiannual

ex-

export

non-

nonsense

post-

postpone

trans-

transport

astro-

astronaut

auto-

automatic

hyper-

hyperactive

hypo-

hypodermic

macro-

macrocosm

micro-

microscope

phono-

phonograph

photo-

photograph

tele-

telegraph

ante-

antebellum

bene-

beneficial

contra-

contradict

de-

depart

demi-

demigod

pro-

proceed

se-

separate

Pre

Prefix

before