Here's what rhymes with extenuative.
native dative creative innovative imitative nonnative stimulative emulative iterative educative radiative dissipative denotative annotative evaluative integrative vegetative meditative regulative connotative procreative cooperative legislative authoritative qualitative collaborative appreciative associative oxidative deliberative dissociative evaporative copulative cogitative administrative quantitative interpretative investigative manipulative rehabilitative accumulative unappreciative nonadministrative Words that almost rhyme with extenuative
mutatis cages sages rages phages wadis wadges engages bellyaches macrophages greengages reengages disengages evasive plaintive invasive pervasive abrasive persuasive dissuasive noninvasive unpersuasive nonabrasive