1 Syllable: S
3, aud, aught, awed, B, Bach, balk, baud, be, beach, bead, beak, beam, bean, beast, beat, Bede, bee, beech, beef, bees, beet, bein, bien, bleach, bleak, bleed, bloc, block, blot, Bob, bobbed, Bock, bod, bog, bogged, bogs, bot, bought, box, breach, breathe, breech, breed, breeze, brief, broad, Brock, brought, B's, C, caught, cease, cede, chalk, cheap, cheat, cheek, cheese, chief, chop, chopped, chops, Claude, clean, cleave, clique, clock, clod, clog, clogged, clogs, clot, cob, Cobb, cock, Cod, cog, cop, copse, cost, cot, coughed, Cox, creak, cream, crease, creed, Creek, creep, Crete, Croft, crop, cropped, crops, crossed, d, daubed, deal, Dean, Deane, deans, Dee, deeds, deem, deep, diem, Doc, dock, docs, Dodd, dog, dogged, dogs, dost, dot, dream, drop, dropped, drops, dropt, E, each, ease, East, eat, eaves, eel, eke, eve, feast, feat, fee, feeds, feel, fees, feet, fi, fief, field, fiend, fils, flawed, flea, flee, fleece, flees, fleet, flock, flogged, flop, FOB, fog, fought, Fox, fraud, fraught, freak, free, freeze, fried, frieze, frock, frog, frost, G, Gee, geese, gene, gleam, glean, glebe, glee, gnawed, God, got, Gott, grease, Greece, greed, Greek, green, Greene, greens, greet, grief, grieve, grog, haut, hawk, he, heal, heap, heat, Heath, heats, heave, hee, heel, he's, hob, Hobbes, hoc, hock, hod, hog, Hogg, hogs, hop, hopped, hops, hot, Ids, ist, Jacques, Jean, Jeanne, jeans, job, jog, jot, Keats, keel, keen, keep, Keith, key, Kiel, knee, kneel, knees, knob, knock, Knopf, knot, Knox, lat, laud, lea, Leach, lead, leaf, league, leak, lean, leap, leapt, leas, lease, leash, least, leave, Lee, leech, Leeds, lees, lege, Leigh, Leith, lief, Liege, lien, lieth, Lille, Loch, lock, Locke, locks, loft, log, lop, lopped, lost, lot, masque, Maud, me, Mead, Meade, meal, mean, meat, Medes, meed, meek, meet, Mein, meme, mete, mien, mise, mit, mob, mock, mod, mop, mosque, mots, Mott, naught, Neal, neat, neath, nee, needs, Neil, Neill, nicht, niece, nod, not, notched, nots, nought, Oct, odd, oft, OP, opt, ought, oui, ox, p, pea, peace, peach, peak, peal, peas, Pease, peat, peek, peel, peep, Pepys, Pete, piece, pique, plea, pleads, pleas, please, plot, pod, pop, popped, pot, Pott, pox, Prague, pre, preach, priest, prob, Proc, prod, prop, propped, props, Queen, quod, reach, read, real, reap, ree, reeds, reef, reel, Rees, Reeve, Reid, ried, rob, robbed, robs, rock, rod, rot, sawed, scene, scheme, scoffed, Scot, Scott, Scott's, scream, screech, screen, sea, seal, seam, seas, seat, see, seeds, seek, seem, seen, seep, sees, seest, seeth, seize, she, sheaf, sheath, sheaves, sheen, sheep, sheep's, sheet, she's, shield, shock, shod, shop, shot, shriek, si, sie, siege, ski, sleek, sleep, sleet, sleeve, slop, slot, smock, sneak, sneeze, snob, sob, sobbed, sobs, sock, sod, soft, sop, sot, sought, speak, speech, speed, spleen, spot, spree, squad, squat, squeak, squeeze, St, stalk, steal, steam, steed, steel, Steele, steep, Steve, stock, stop, stopped, stops, streak, stream, street, suite, Swede, sweep, sweet, t, talk, taught, taut, tea, teach, team, teas, tease, teat, tee, teem, teen, teeth, thawed, the, Thebes, thee, theme, these, thi, thief, thought, three, throb, throbbed, throbs, ti, Tod, top, topped, tops, tossed, tot, treat, tree, Trieste, trod, trot, Tweed, tween, V, veal, vive, vox, wad, waft, walk, washed, wasp, wast, Wat, watched, Watt, we, weak, weal, wean, weave, wee, weeds, week, ween, weep, Weil, wheat, wheel, wie, wield, Wien, wot, wreak, wreath, wrought, XLII, XLIII, XLVI, XLVII, yacht, ye, yean, yeast, yield, Z, zeal
2 Syllables: SU
2 Syllables: US
13, 14, 15, 16, 18, 19, abroad, accede, achieve, adopt, afield, aggrieved, agree, allot, aloft, antique, apiece, appeal, appease, applaud, approx, asleep, atop, basely, begot, belief, believe, beneath, bequeath, bereaved, beseech, besiege, besought, bespeak, bethought, between, blaspheme, Burmese, Cadiz, canteen, cany, caprice, Castile, Chinese, Christine, compete, complete, conceal, concede, conceit, conceive, congealed, conies, convene, cornfields, Crimean, critique, cui, cuisine, debauched, debris, decease, deceit, deceive, decree, defeat, defraud, degree, delete, despots, discreet, discrete, disease, displease, distraught, downstream, Dundee, effete, eighteen, elite, embossed, Emil, Emile, entreat, esprit, esteem, exceed, exhaust, extreme, facade, fatigue, fifteen, Fifthly, fixedly, foresee, foreseen, foresees, forgot, fourteen, genteel, hoarsely, ideal, impeach, impede, imposts, indeed, Iraq, Irene, Joachim, Kathleen, lessee, Levine, Louise, Luis, machine, Marie, marine, Marquis, McLean, misdeeds, mislead, motif, naive, nineteen, northeast, oblique, obscene, ordeal, passim, Pauline, perceive, petite, physique, police, Pompeii, precede, prestige, proceed, puerile, Racine, ravine, recede, receipt, receive, recrossed, redeem, regime, release, relief, relieve, repeal, repeat, replete, reprieve, reread, retreat, retrieve, reveal, routine, Sabine, saline, sardines, secede, secrete, serene, sixteen, southeast, stampede, succeed, supreme, technique, thirteen, trustee, TV, unclean, undreamed, unique, unleashed, unlock, unreal, unseen, unsought, untaught, unwashed, upstream, vaccine
3 Syllables: SUU
3 Syllables: UUS
4 Syllables: UUUS
5 Syllables: UUUUS
6 Syllables: UUUUUS

Found 816 words across 8 groupings. Skipped 345 excess words of a similar stem.