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