2 Syllables: SU
Aryan, Auckland, auction, audience, Austrian, autumn, bottom, Brabant, broaden, Cochrane, cotton, Dobson, doctrine, Falkland, gotten, Hobson, Houghton, Marian, Ogden, option, oxen, problem, quadrant, Robin, rotten, Scotchman, Scotland, Scotsman, shotgun, sodden, Sodom, squadron, Stockton, trodden, Watson, Watson's
3 Syllables: USU
4 Syllables: USUU
Found 43 words across 3 groupings. Skipped 12 excess words of a similar stem.