Prefixes re-, pre-, un-

re- means againpre-means beforeun- means not Choose the best prefix to go with each base word. Add the prefix to the base word. Then, type the new word. Finally, type the meaning of the new word. Prefix Base Word New Word Meaning re- read reread to read again re- teach reteach to teach again re- make remake to make again re- fill refill to fill again pre- teach preteach to teach before pre- view preview to view before pre- school preschool to go to school before pre- heat preheat to heat before un- interested uninterested not interested un- tied untied not tied un- safe unsafe not safe un- kind unkind not kind