Words That Rhyme With "Slyness" :
2 syllables:
anas, anus, bonus, brightness, brownness, china's, coyness, Cronus, dryness, Enos, eyedness, Faunus, fewness, finest, freeness, gayness, genus, grayness, greyness, heinous, highness, imus, Innes, Inness, Janus, Jonas, keenness, kinase, kindness, linus, maness, manus, minas, Minos, minus, newness, niceness, onus, pannus, penis, primness, primus, rawness, rifeness, rightness, rimous, ripeness, shyness, simas, sinus, skewness, snideness, spineless, spinose, spinous, stannous, thymus, tightness, timeous, tonus, triteness, trueness, venous, Venus, vileness, vinous, wanness, weeness, whiteness, wideness, wiseness, wryness
3 syllables:
Aquinas, awayness, concinnous, conciseness, contriteness, Delphinus, dominus, echinus, forthrightness, Gallinas, germanous, humaneness, johannes, Longinus, Maecenas, mundaneness, Mutinus, pandanus, Plotinus, Portunus, preciseness, profaneness, pulvinus, saphenous, Silvanus, Socinus, subgenus, uncinus, unkindness, untimeous, unwiseness, uprightness, Vincennes, withdrawnness, worthwhileness
4 syllables:
Amazonas, Antoninus, botulinus, farawayness, impreciseness, inhumaneness, intravenous, laurustinus, marianas, monoclinous, opportuneness, streptokinase, thrombokinase, undefinedness