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