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