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