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