Or search: archaism, archaicism
2 Syllables: SU
Dorothy, grocery, solely
3 Syllables: SUU
coterie, forestry, forgeries, forgery, formerly, hopelessly, horribly, locally, morally, nobody, northerly, notably, notary, orally, orderly, ovary, poetry, Popery, porphyry, probity, Quarterly, rosary, rotary, socially, sorcery, totally, votary, woefully
4 Syllables: USUU
authority, diplomacy, disorderly, majority, minority, priority, supposedly
5 Syllables: UUSUU
irrevocably

Found 39 words across 4 groupings.