Prefixes sub-, com-, en-, pro, re-, ex-, de-, in-

again, back

out of, beyond

take away

into, inside

inmate

inhale

interior

inflate

again, back

out of, beyond

take away

into, inside

exile

exhaust

exhale

excess

again, back

out of, beyond

take away

into, inside

delete

defrost

decrease

deprive

below, under

with, together

cause to happen

for, forward, in favor of

submarine

submerge

subtitle

subway

below, under

with, together

cause to happen

for, forward, in favor of

progress

propose

provider

protect

below, under

with, together

cause to happen

for, forward, in favor of

company

comrade

combine

compress

below, under

with, together

cause to happen

for, forward, in favor of

enforce

encourage

entrust

endanger