2 Syllables: SU
Billings, breeches, bridges, business, clearings, clippings, dishes, ditches, earrings, fishes, fittings, Gibbons, Griffith, Higgins, hisses, image, kisses, liquids, livings, misses, missive, Mrs, niches, pillage, pitches, riches, ridges, shillings, siblings, sittings, stitches, switches, syringe, tilings, trimmings, village, wishes, witches
3 Syllables: USU
beginnings, derisive, dismisses, enriches, envisage, incentives, misgivings, permissive, resistless, submissive
4 Syllables: UUSU
5 Syllables: UUUSU
Found 50 words across 4 groupings. Skipped 3 excess words of a similar stem.