Prefixes #3

Front

un-

Back

not

Front

unfeasible (adj.)

Back

cannot be made to work

Front

unsavory (adj.)

Back

something unpleasant or morally not acceptable

Front

re-

Back

back; again

Front

recapitulate (v.)

Back

to go back and summarize

Front

revert (v.)

Back

to go back to a previous state

Front

in-, im-, ir-

Back

not

Front

immutable (adj.)

Back

not changeable

Front

irrigate (v.)

Back

to pour water onto

Front

dis-

Back

the opposite of; apart