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