2 Syllables: SU
Acad, acid, Arab, arid, Assoc, ballad, basket, blackened, blasted, casket, challenged, chatted, damaged, facet, fashioned, fastened, fattened, flattened, gladdened, granted, Hammond, happened, hatchet, havoc, lasted, maddened, managed, padded, Paget, pallid, patted, placid, planted, ragged, rapid, saddened, salad, slackened, slanted
3 Syllables: SUU
3 Syllables: USU
Found 45 words across 3 groupings. Skipped 7 excess words of a similar stem.