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