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