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