1 Syllable: S
bout, bowed, cloud, clout, couched, cowed, crouched, crowd, doubt, drought, Faust, gout, loud, oust, out, ploughed, plowed, proud, rout, route, scout, shout, shroud, snout, sowed, spouts, sprout, stout, tout, trout, vouched, vowed
2 Syllables: US
3 Syllables: UUS
Found 46 words across 3 groupings. Skipped 11 excess words of a similar stem.