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