Here's what rhymes with perisinuous.
sinuous Words that almost rhyme with perisinuous
sinless thickness fitness sickness vicious citrus fearless viscous assiduous resistless cirrus villus business religious minutes resistance witness visits richness stiffness stillness hindrance litmus thickets bigness dimness discus hillocks officious litigious windlass windless witless distance assistance limits spirits bishops exhibits forgiveness insistence mistress delicious digits inhibits shipments tickets auspicious bacillus biscuits diffidence elicits eyewitness frigates grimace listless pickets quickness rivets seditious swiftness avaricious billets cystitis pittance pivots unfitness beardless bigots hibiscus nimbus pickups profitless riddance snippets wickets wingless existence appearance adherence ambitious assistants clearance persistence suspicious coherence fictitious judicious malicious pernicious prodigious brilliance pigments prestigious prohibits meniscus papyrus propitious strictness crickets factitious indigence irreligious remittance repetitious triplets mastitis solicits interference disappearance subsistence adherents perseverance admittance capricious coexistence delinquents archbishops distinctness nutritious reappearance reminiscence trinkets consistence eucalyptus expeditious incoherence infringements injudicious surreptitious agribusiness endearments nonreligious coefficients commitments superstitious adventitious contingents transmittance unambitious unpropitious nonexistence enlistments noninterference