2 Syllables: SU
30, berkeley, bernstein, burly, clergy, curry, curtly, derby, dirty, early, earthly, earthy, firmly, firstly, flurry, guernsey, hermes, hurried, hurries, hurry, jerky, jersey, journey, kirby, mercies, mercy, murky, murphy, murray, murray's, pearly, percy, shirley, sternly, sturdy, sureties, surly, surrey, tersely, thirdly, thirsty, thirties, thirty, thursday, turkey, verde, wordy, worldly, worried, worries, worry, worthies, worthy, xerxes
3 Syllables: USU
absurdly, adversely, attorney, covertly, inversely, overtly, perversely, transversely, unearthly, unworthy
Found 64 words across 2 groupings. Skipped 5 excess words of a similar stem.