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