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