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