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