Here's what rhymes with relattive.
combative Words that almost rhyme with relattive
radish satis flattish laddish badges hatches magis faddish tabus kaddish caddish thatches hadjis cadges attaches snatches detaches snappish chapattis crosshatches despatches dispatches mismatches nuthatches menages reattaches crosspatches kaffeeklatsches massive passive reactive captive inactive attractive adaptive refractive impassive proactive interactive extractive retroactive overactive nonactive radioactive expansive unattractive maladaptive contrastive hyperactive vasoactive psychoactive nonreactive putrefactive counteractive immunoreactive nonradioactive