Or search: bang, bonk, hump, jazz, screw, stark, utter, arrant, fulfil, fulfill, skilled, staring, sodding, masterly, virtuoso
3 Syllables: SUU
commonplace, Communist, compensate, complicate, concentrate, confiscate, congregate, conjugate, consecrate, Consulate, contemplate, dominate, nominate
4 Syllables: USUU
denominate, predominate, preponderate

Found 16 words across 2 groupings. Skipped 6 excess words of a similar stem.