1 Syllable: S
4, boar, boards, boars, Boer, boor, bore, born, borne, Bourne, chord, chore, coarse, cor, cords, core, cork, corn, Corp, corpse, cours, course, court, cure, door, dor, Dore, drawer, dwarf, floor, for, Forbes, force, Ford, fore, forge, fork, form, forme, forms, fort, forte, forth, forts, four, fourths, George, gore, gorge, gourd, hoar, hoards, hoarse, horde, horn, hors, horse, jure, lor, lords, lore, lorn, lure, Moor, Moore's, Moors, mor, more, morn, Morse, mort, mourn, Muir, nor, norm, Norse, North, nur, oar, or, orb, ord, ore, org, Orr, ort, por, porch, pore, pork, port, Porte, ports, pour, pure, quart, quartz, roar, Schwartz, scorched, score, scorn, shore, shorn, short, snort, soar, sor, sore, sort, source, spores, sport, store, stork, storm, Stuart, sure, sward, swarm, sword, swore, sworn, Thor, thorn, Thorpe, thwart, tor, torch, tore, torn, Torre, tort, tour, toward, ture, war, wards, warm, warn, warp, wars, wart, wharf, whore, wor, wore, worn, yore, York, York's, your
2 Syllables: SU
2 Syllables: US
3 Syllables: SUU
Theodore
3 Syllables: UUS
4 Syllables: UUUS

Found 255 words across 6 groupings. Skipped 145 excess words of a similar stem.