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