Here's what rhymes with nonperfective.
affective effective perspective defective collective objective protective prospective selective connective corrective detective directive elective infective convective invective projective deflective noneffective respective subjective ineffective irrespective reflective introspective nonobjective retrospective intersubjective Words that almost rhyme with nonperfective
festive perceptive offensive attentive deceptive possessive restive imperceptive unperceptive defensive incentive digestive preventive receptive contraceptive inventive obsessive recessive reflexive pensive aggressive excessive successive suggestive oppressive congestive inoffensive inattentive preemptive retentive unoffensive nonsuccessive comprehensive extensive expensive impressive intensive progressive depressive apprehensive compressive hypertensive redemptive regressive suppressive counteroffensive disincentive digressive overattentive expressive inexpensive repressive coextensive hypotensive proprioceptive transgressive unimpressive retrogressive inexpressive overaggressive antihypertensive immunosuppressive