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