Prefixes Lesson 7

Lesson 7 – Prefixes A prefix is a word part added to the beginning of a base word. Once you know the meaning of a prefix, you can figure out the meaning of a familiar base word that has that prefix.

Prefix Meaning Example re un dis mis in im ir, il non pre post inter again, back rethink, replace un not, the opposite of unknown, unhappy dis not, the opposite of, lack of dislike, disinfect, disorder mis wrongly, badly misplace, misbehave in not, without, in, into incomplete, inexperience im impatient, imbalance ir, il not, without irregular, illogical non not, the opposite of, without nonworking, nonsense pre before, in preparation for preview, preschool post after, later, behind postscript inter between or among, together international, interlace bi having two of, twice bicycle, biweekly ex out of or from, previous ex-president

Lesson 7 – Prefixes impossible not possible interaction Directions: Identify the prefix and give the meaning of each word. impossible not possible interaction action among each other recopy copy again regain gain again disobey not obey