Study

Prefixes

0%

0 0 0

finished (pre/un)

Unfinished

caution (pre/non)

Precaution

stop (im/non)

Nonstop

likely (un/non)

Unlikely

able (un/non)

unable

possible (pre/im)

Impossible

polite (non/im)

Impolite

heat (un/pre)

preheat

kind (non/un)

Unkind

proper (pre/im)

improper

lucky (non/un)

unlucky

sense (non/un)

Nonsense

historic (un/pre)

Prehistoric

happy (un/non)

unhappy

believable (non/un)

unbelievable

view (in/pre)

Preview

verbal (im/non)

non-verbal

comfortable (pre/un)

uncomfortable

fiction (non/un)

non-fiction

school (un/pre)

preschool

afraid (im/un)

unafraid

perfect (im/pre)

Imperfect