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