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