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