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