1 Syllable: S
blood, bluff, blush, brush, brusque, Buch, bud, budge, buds, buff, bug, bums, Bund, bus, bust, buzz, club, clubbed, clubs, clutch, comes, crumbs, crush, crust, crutch, cub, cud, cuff, cus, Deus, does, dove, drudge, drug, drugged, drugs, drums, dub, dubbed, Duff, dug, Duns, dusk, dust, Dutch, flood, flush, fund, fuss, fust, glove, Gov, grub, grudge, gruff, gums, guns, gush, gust, has, Hough, hub, hud, hug, hugged, hummed, Huns, hush, husk, judg, judge, jug, jus, just, love, lug, Lund, lungs, lush, lust, month, much, mud, mug, mush, musk, must, numbed, nuns, of, ones, plug, plugged, plugs, plums, plunge, plus, plush, pub, puff, puns, pus, rough, rous, rub, rubbed, rubs, ruff, rug, runs, Rus, rush, rust, scrub, scrubbed, shove, shrub, shrug, shrugged, shunned, sions, slough, slug, slums, smug, snub, snubbed, snuff, snug, sons, sponge, stub, Stubbs, stud, stuff, stunned, sub, such, summed, sums, suns, sus, Thrace, thrush, thrust, thud, thumbs, thus, tongued, tongues, tons, touch, tough, trudged, truss, trust, tub, tuft, tug, tugged, tugs, tusks, Twas, und, us, Young's
2 Syllables: SU
2 Syllables: US
above, adjudged, adjust, apud, because, becomes, beloved, benumbed, discuss, disgust, distrust, enough, entrust, expunged, hereof, ideas, intrust, Linnaeus, misjudged, mistrust, readjust, rebuff, robust, succumbed, thereof, unjust, untouched, whereof
3 Syllables: UUS
Found 200 words across 4 groupings. Skipped 55 excess words of a similar stem.