Or search: enzyme, adjunct, equilibrate, equilibrize, accompaniment
2 Syllables: SU
conference
3 Syllables: SUU
complements, confident, Congressman, consequence, consequent, consonance, consonant, continence, continent, dominance, dominant, monument, prominence, prominent
4 Syllables: USUU
incompetence, incompetent, incontinence, predominance, predominant, preponderant

Found 21 words across 3 groupings. Skipped 3 excess words of a similar stem.