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