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