1 Syllable: S
adds, ads, aft, anne's, as, ash, ask, asp, ass, ast, badge, bags, bands, bangs, bask, basque, bass, bast, batch, bath, blast, brands, bras, cabs, cache, calf, cans, cas, cash, cask, cass, cast, caste, casts, catch, chaff, clams, clans, clash, clasp, class, crabs, craft, crags, crash, crass, dams, dans, das, dash, draft, drags, draught, fads, fangs, fans, fast, flags, flange, flash, flask, franz, gangs, gas, gash, gasp, glands, glass, graf, graft, grams, grands, graph, grasp, grass, half, halved, halves, hams, hands, hangs, hans, has, hash, hast, hatch, hath, have, jams, jas, jazz, lads, lags, lambs, lands, lash, lass, last, latch, lath, laugh, mans, mash, mask, mass, masse, mast, match, math, nash, pads, pangs, pans, pass, past, patch, path, plans, raft, rags, rams, ras, rash, sands, sans, sash, scans, scratch, shaft, shams, slabs, slash, smash, snatch, spans, splash, stabs, staff, stags, stands, strands, taft, tags, task, thatch, thrash, tramps, trans, trash, vans, vas, vast, wrath
2 Syllables: SU
2 Syllables: US
abashed, aghast, alas, alsace, amass, attach, behalf, commands, demands, despatch, detached, dispatch, expands, harangues, harass, japan's, recast, repast, surpass, unmasked, unmatched, whereas
3 Syllables: UUS
4 Syllables: UUUS
Found 186 words across 5 groupings. Skipped 61 excess words of a similar stem.