Here's what rhymes with sillis.
illis tranquillise Words that almost rhyme with sillis
tigerish fillets vinous fillips physics cheerless civics peerless thinness cynics shiftless missis tipis wikis deliquesce litchis rickets ceteris guiltless mimics gimmicks piglets solidus widgets gibbets thriftless tippets hijinks dingus kibitz chicness resits critics clinics lyrics mystics ellipsis picnics pollicis rhinitis symphysis misfits tidbits acrylics figments revisits diptychs midships titbits limpness philippics nitwits dimwits nitpicks specifics arteritis enuresis hypophysis inauspicious amidships geophysics biophysics honorifics lipsticks triptychs arthritics dipsticks districts statistics instincts metaphysics linguists logistics heuristics pneumonitis retinitis strabismus ballistics careerists stylistics bulimics syphilitics hieroglyphics astrophysics tendinitis diacritics tendonitis paralytics catalytics linguistics peritonitis patronymics redistricts polyclinics flibbertigibbets characteristics electrophoresis