Here's what rhymes with supplantive.
Words that almost rhyme with supplantive
brandish mantis blanches blandish outlandish avalanches standeth mutandis attractive adaptive reactive captive proactive massive passive inactive refractive unattractive contrastive hyperactive interactive combative extractive retroactive vasoactive overactive psychoactive nonreactive nonactive radioactive expansive impassive maladaptive counteractive putrefactive nonradioactive immunoreactive