Words That Rhyme With "Pettiness" :
3 syllables:
chitinous, glutenous, glutinous, gluttonous, mateyness, meatiness, mutinous, platinous, proteinase, readiness, rottenness, steadiness, tetanus
4 syllables:
annotinous, gelatinous, keratinous, monotonous, phototonus, serotinous, velutinous