1 Syllable: S
bough, bow, brow, cau, Chow, cow, Dow, Frau, how, Howe, Mao, now, ow, plough, plow, pow, prow, Rao, Sao, sow, thou, vow, wow
2 Syllables: SU
Buenos, Cato, credo, halo, Mayo, Pedro, Pharaoh, Plato, Plato's, rainbow, scapegoat, waistcoats, Zeno
2 Syllables: US
3 Syllables: USU
3 Syllables: UUS
4 Syllables: UUSU
5 Syllables: UUSUU
Found 53 words across 7 groupings. Skipped 1 excess word of a similar stem.