2 Syllables: SU
3 Syllables: SUU
activist, additive, averages, cabbages, carriages, damages, garrisons, manages, mattresses, parishes, passages, practices, practises, ravages, sacrilege, savages, stratagems, vanishes
4 Syllables: USUU
Found 22 words across 3 groupings. Skipped 1 excess word of a similar stem.