2 Syllables: SU
bono, cocoa, Colo, Como, foremost, homo, hormone, loco, mono, Moro, morrow, novo, ono, Otho, photo, Polo, Porto, quarto, solo, thorough, torso, toto, wardrobe
4 Syllables: UUSU

Found 25 words across 2 groupings. Skipped 1 excess word of a similar stem.