Words That Rhyme With "Platinous" :
3 syllables:
brackishness, caddishness, chitinous, faddishness, mateyness, meatiness, mutinous, patinous, pettiness, prytanis, rapidness, rottenness, sapidness, snappishness, tetanus, vapidness
4 syllables:
annotinous, combativeness, gelatinous, keratinous, monotonous, phototonus, serotinous