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