2 Syllables: SU
3d, beastly, breezy, briefly, cheaply, cheery, chiefly, cleanly, creamy, deeply, dreamy, dreary, eerie, Erie, fealty, feebly, fieri, fleecy, freely, genie, greasy, greedy, Greeley, iri, keenly, leafy, leaky, leges, levy, meanly, meekly, neatly, needy, Nietzsche, Petri, piecemeal, Priestley, priestly, query, really, seaweed, seemly, sleepy, specie, speedy, steeply, sweetly, sweetmeats, theory, theses, treaties, treaty, weakly, weary, weekly, wiry, XLVIII
3 Syllables: USU
Assisi, completely, discreetly, entreaties, entreaty, extremely, ideally, Luigi, Martini, Medici, naively, obliquely, Principe, routinely, serenely, uneasy, uniquely, unmeaning, unseemly, unwieldy
4 Syllables: UUSU
Found 81 words across 3 groupings. Skipped 1 excess word of a similar stem.