1 Syllable: S
as, beds, begs, bends, Bess, best, Beth, blends, bless, blest, breadth, breast, breath, Brest, cess, chef, chess, chest, chez, cleanse, cleft, crest, cus, deaf, death, deft, dens, depth, des, desk, dreads, dregs, dress, edge, eft, eggs, ends, ers, ess, esse, etched, f, fens, fetch, fledged, flesh, fresh, friends, gems, gens, guess, guest, heads, hedge, Heft, hens, Hess, Hesse, ins, Jeff, jest, las, ledge, left, legs, lends, length, lens, les, lest, Lev, mens, mesh, mess, nes, nest, nth, pegs, pens, pest, pledge, pres, Presse, ques, quest, reds, ref, reft, rest, Rev, s, saith, says, sends, sens, Sess, Seth, sheds, shreds, sketch, sledge, spends, spreads, stems, strength, stress, stretch, tends, tens, tenth, test, Thames, theft, threads, treads, trends, tres, vest, webs, wedge, West, West's, wrest, wretch, Yes, zest
2 Syllables: SU
2 Syllables: US
abreast, addressed, afresh, allege, amends, arrest, ascends, assess, attends, attest, avenge, behest, bequest, bereft, burlesque, caress, commends, compressed, condemns, confess, contends, cortege, Cortes, defends, depends, depress, descends, detest, distress, divest, egress, enmeshed, express, extends, fierceness, finesse, Francaise, grotesque, impressed, infest, intends, invest, Macbeth, Midwest, molest, noblesse, northwest, obsessed, offends, oppress, outstretched, possess, pretends, profess, progressed, redressed, refresh, repress, request, revenge, southwest, success, suggest, suppress, suspends, tempests, transcends, transgress, undress, unless, unrest
3 Syllables: UUS
acquiesce, apprehends, coalesce, comprehends, dispossess, nonetheless, recommends, SOS, tenderest, unexpressed
4 Syllables: UUUS
Found 219 words across 5 groupings. Skipped 67 excess words of a similar stem.