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