Affixes Definition: Types of Affixes: a ‘part’ that is added to words, either at the beginning or at the end of the word, that changes/affects the meaning of the word Types of Affixes: prefix = added to beginning of word EX: im + possible  impossible = not possible suffix = added to ending of word EX: pass + ed  passed = to have already gone past someone/something

Prefixes Prefixes that mean “not” dis disinterest un undone in re = again rewrite pre = before pre-order trans = across transatlantic inter = in between interstate mis = not misinterpret semi = half semifinals con & com = with/together conjoin, combine contra = not allowed contraband counter = opposite counterclockwise anti = against antifreeze Prefixes that mean “not” dis disinterest un undone in incorrect non non-negotiable im impossible il illogical

Special prefixes: ir-, il-, im- ir  will only go in front of words that begin with “r” ex: ir + regular  irregular il  will only go in front of words that begin with “l” ex: il + legal  illegal im  will only go in front of words that begin with “b, p, m” ex: im + possible  impossible ex: im + b ex: im + mature  immature

Special Prefixes: epi, hyper, over, super under, sub Prefixes that mean ‘above’ or ‘over’ epi ex: epidermis hyper ex: hyperactive over ex: overexposed super ex: supercede Prefixes that mean ‘under’ under ex: underwater sub ex: submarine

Numerical Prefixes 1 = _____  ________ or _______  _________