1 Syllable: S
auch, aud, aught, awed, bach, balk, baud, bloc, block, blot, bob, bobbed, bock, bod, bog, bogged, bogs, bos, bot, bought, box, bras, broad, brock, brought, caught, chalk, chop, chopped, claude, clock, clod, clog, clogged, clogs, clot, cob, cobb, cock, cod, cog, cop, copse, cos, cost, cot, cough, cox, croft, crop, cropped, crops, cross, das, daubed, doc, dock, docs, dodd, dog, dogged, dogs, dos, dost, dot, drop, dropped, drops, dropt, dross, flawed, flock, flogged, flop, fob, fog, fop, fought, fox, fraud, fraught, frock, frog, frost, gloss, gnawed, god, got, gott, gough, grog, grosse, haut, hawk, hob, hobbes, hoc, hock, hod, hog, hogg, hogs, hop, hopped, hops, hot, jacques, job, jog, jot, knob, knock, knopf, knot, knox, koch, las, lat, laud, loch, lock, locke, locks, loft, log, lop, lopped, los, lost, lot, masque, maud, mob, mock, mod, mop, mos, mosque, moss, mots, mott, naught, nod, not, notch, nots, nought, oct, odd, off, oft, op, opt, ought, ox, plot, pod, pop, popped, pot, pott, pox, prague, prob, proc, prod, prof, prop, propped, props, quod, rob, robbed, robs, rock, rod, ross, rot, sachs, sauce, sawed, scoff, scot, scotch, scots, scott, scott's, shock, shod, shop, shot, slop, slot, smock, snob, sob, sobbed, sobs, sock, sod, soft, sop, sot, sought, spot, squad, squash, squat, stalk, stock, stop, stopped, stops, talk, taught, taut, thawed, thought, throb, throbbed, throbs, tod, top, topped, tops, toss, tot, trod, trot, trough, vos, vox, wad, waft, walk, wash, wasp, wast, wat, watch, watt, wot, wrought, yacht
2 Syllables: SU
2 Syllables: US
3 Syllables: UUS

Found 276 words across 4 groupings. Skipped 84 excess words of a similar stem.