Here's what rhymes with posteruptive.
eruptive irruptive disruptive Words that almost rhyme with posteruptive
ablative assumptive destructive productive locative fricative appositive lenitive inductive instructive obstructive repulsive seductive transitive conductive presumptive consumptive propulsive vocative mutative combustive constructive reproductive compulsive impulsive unproductive convulsive subjunctive disjunctive proliferative nondestructive nonproductive superconductive counterproductive reconstructive nonconstructive