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