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