2 Syllables: SU
3d, beastly, Billy, breezy, briefly, briskly, busy, cheaply, cheery, chiefly, Chile, Chili, chilly, Christi, Christie, city, cleanly, creamy, deeply, ditty, dizzy, dreamy, dreary, easy, eerie, Erie, fealty, feebly, fieri, filthy, fitly, fleecy, freely, genie, giddy, glibly, greasy, greedy, Greeley, gritty, guilty, guinea, hickory, hilly, history, iny, iri, Jimmy, keenly, kine, Kitty, leafy, leaky, leges, levy, lilies, Lilly, lily, Livy, meanly, meekly, mihi, milky, mini, misty, mitre, neatly, needy, Nietzsche, Petri, piecemeal, pithy, pity, Pliny, pretty, prickly, Priestley, priestly, privy, query, quickly, richly, Ridley, Ripley, risky, Ritchie, seaweed, seemly, sickly, silky, silly, skinny, sleepy, slippery, specie, speedy, steeply, sticky, stiffly, sweetly, sweetmeats, theory, theses, thickly, tibi, treaties, treaty, tricky, weakly, weary, weekly, whiskey, whisky, Willie, willy, wiry, witty, XLVIII
3 Syllables: USU
Achilles, Assisi, banditti, committee, completely, discreetly, entreaties, entreaty, extremely, ideally, Luigi, Martini, Medici, naively, obliquely, Philippi, Principe, routinely, serenely, tranquilly, uneasy, uniquely, unmeaning, unseemly, unwieldy
4 Syllables: UUSU
Found 148 words across 3 groupings. Skipped 1 excess word of a similar stem.