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