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