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