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