2 Syllables: SU
90, blindly, blithely, brightly, crises, diary, dryly, fiery, finely, Friday, grimy, highly, hygiene, icy, idly, ivory, ivy, kindly, knightly, lightly, likely, lively, mighty, mildly, nicely, nightly, nineties, ninety, Priory, psyche, Reilly, rightly, Riley, shiny, shyly, slightly, slimy, slyly, spicy, sprightly, tidy, tightly, timely, tiny, widely, wildly, Wiley, wily, windy, wisely
3 Syllables: SUU
binary, bribery, dynasty, finally, finery, frightfully, inquiry, irony, mightily, piety, piously, piracy, primacy, privacy, privately, quietly, righteously, rightfully, rivalries, rivalry, vitally
3 Syllables: USU
Almighty, concisely, designedly, divinely, enquiry, Hawaii, politely, precisely, unkindly, unlikely, unsightly, untidy, untimely, unwisely
4 Syllables: USUU
advisedly, advisory, anxiety, decidedly, delightfully, excitedly, propriety, psychiatry, refinery, reliably, sobriety, variety
4 Syllables: UUSU
5 Syllables: UUSUU
Found 103 words across 6 groupings. Skipped 1 excess word of a similar stem.