2 Syllables: SU
ceded, cheated, Cleveland, deepened, Egypt, Enoch, epoch, greeted, heated, heeded, Hesiod, leaflet, Leland, needed, peanut, pleaded, reasoned, reflux, refund, seasoned, seated, sweetened, treated, weakened, yielded, Zealand, zealots
3 Syllables: USU
completed, defeated, deleted, exceeded, immediate, preceded, proceeded, receded, repeated, retreated, secreted, succeeded
4 Syllables: UUSU
Found 40 words across 3 groupings. Skipped 3 excess words of a similar stem.