1 Syllable: S
auch, aud, aught, aux, awed, Bach, balk, baud, beau, beaux, bloc, block, blot, blow, blown, blows, bo, boast, boat, Bob, bobbed, Bock, bod, bog, bogged, bogs, bold, Boll, bolt, bone, Bos, bot, both, bought, bow, bowl, Bowles, bowls, bows, box, bras, bro, broach, broad, Brock, broke, brooch, Bros, brought, cau, caught, chalk, cho, choke, chop, chopped, chops, chose, chrome, Claude, cloak, clock, clod, clog, clogged, clogs, clone, close, clot, clothe, clove, co, coach, coal, coast, coat, coax, cob, Cobb, cock, Cod, code, cog, Coke, cold, Cole, colt, comb, cone, cop, cope, cops, copse, cos, cost, cot, cote, cough, cove, Cox, Croft, crop, cropped, crops, cross, crow, Crowell, crows, Das, daubed, Doc, dock, docs, Dodd, doe, dog, dogged, dogs, dole, dome, dope, dos, dose, dost, dot, dough, dove, doze, droll, drone, drop, dropped, drops, dropt, dross, drove, eau, flawed, Flo, float, flock, flogged, flop, flow, flown, flows, fo, foam, FOB, foe, fog, fold, folk, fop, fought, Fox, fraud, fraught, fro, frock, frog, frost, froze, ghost, globe, gloss, glow, gnawed, go, goad, goal, goat, God, goes, Goethe, gold, gome, got, Gott, Gough, groan, groat, grog, grope, Gros, Grosse, grove, grow, grown, grows, growth, haut, Haute, hawk, ho, hoax, hob, Hobbes, hoc, hock, hod, hoe, hog, Hogg, hogs, hold, hole, Holmes, Holt, home, hone, hop, hope, hopped, hops, hose, host, hot, hove, Jacques, Joan, job, Joe, Joel, jog, joke, jolt, Jones, Jos, jot, Jove, knob, knock, knoll, Knopf, knot, know, Knowles, known, knows, Knox, Koch, las, lat, laud, load, loaf, loam, loan, loath, loathe, loaves, lobe, Loch, lock, Locke, locks, loft, log, lone, lop, lopped, Los, lost, lot, low, Lowe, Lowell, lows, masque, Maud, mo, moan, moat, mob, mock, mod, mode, mold, mole, mon, mop, mos, mosque, moss, most, mot, mote, mots, Mott, mould, mow, mown, naught, no, node, nods, nose, not, notch, note, nots, nought, Nov, o, oak, oat, oath, oats, Oct, odd, ode, off, oft, Oh, old, ole, OP, ope, opt, ost, ought, owe, own, ox, phone, plot, plough, pod, Poe, poke, pole, Polk, poll, pop, Pope, popped, pose, post, pot, Pott, pox, Prague, pro, prob, probe, Proc, prod, Prof, prone, prop, propped, props, pros, prose, quo, quote, quoth, retold, Rhode, Rhone, Roach, road, roam, roan, roast, rob, robbed, robe, robs, Roche, rock, rod, rode, rods, roe, rogue, role, roll, Rome, Rome's, rope, rose, Ross, rot, rote, rove, row, Rowe, rows, sauce, sawed, scoff, scold, scope, Scot, Scotch, Scots, Scott, Scott's, scroll, sew, sewn, shoal, shock, shod, shone, shop, shot, show, shown, shows, Sloan, Sloane, slop, slope, slot, sloth, slots, slow, smock, smoke, smote, snob, snow, so, soak, soap, sob, sobbed, sobs, sock, sod, soft, sol, sole, sop, sot, sought, soul, sow, sown, sows, spoke, spot, squad, squash, squat, stalk, stock, Stoke, stole, stone, stop, stopped, stops, stove, stow, Stowe, strode, stroke, stroll, strove, talk, taught, taut, thawed, tho, those, though, thought, throat, throb, throbbed, throbs, throes, throne, throw, thrown, throws, toad, toast, Tod, toe, told, toll, tome, tone, top, topped, tops, toss, tot, tow, trod, trop, trot, troth, trough, vogue, vols, volt, vos, vote, vox, wad, waft, walk, wash, wasp, wast, Wat, watch, Watt, whole, woe, woke, wont, wot, wove, wrote, wrought, yacht, yo, yoke, yolk, zone
2 Syllables: SU
cannot, console, cyclone, erode, Punjab, Sharon, uno
2 Syllables: US
3 Syllables: SUU
3 Syllables: UUS
4 Syllables: UUUS

Found 683 words across 6 groupings. Skipped 274 excess words of a similar stem.