2 Syllables: SU
alder, altar, alter, Auburn, auger, Augsburg, augur, awkward, boxer, broader, calmer, clockwork, cobbler, Collier, copper, daughter, doctor, falter, Faulkner, fodder, Goddard, halter, hopper, hotter, lobster, locker, mater, modern, otter, Oxford, Palmer, pauper, poplar, Potter, Proctor, proper, Psalter, quatre, robber, Robert, slaughter, soldered, squatters, stalwart, Stoddard, stopper, talker, totter, Trotter, Wadsworth, Wagner, Walker, Walter, water
3 Syllables: SUU
3 Syllables: USU
Found 60 words across 3 groupings. Skipped 29 excess words of a similar stem.