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