Or search: emit, nymph, utter, analog, cuckoo, parrot, recite, reecho, resound, analogue, resemble, imitation, reproduce, echolalia, reflexion
2 Syllables: SU
bedclothes, bellowed, echo, echoes, eco, ghetto, Greco, meadow, mellowed, narrowed, petrol, Pueblo
3 Syllables: USU
electro, electrode, Pietro

Found 15 words across 2 groupings. Skipped 2 excess words of a similar stem.