2 Syllables: SU
arches, Arctic, Argus, artist, artless, barges, Bartlett, carcase, carcass, Cardiff, carnage, carpet, Carthage, cartridge, charges, Charles's, Charlotte, darkest, darkness, Dartmouth, Doris, farthest, garbage, garlic, Garnet, garnished, hardest, hardness, hardship, harlot, harmless, harness, harshness, harvest, heartless, Jarvis, largeness, largest, marches, Marcus, Margaret, Margaret's, Marius, market, Marquess, marshes, Maurice, partridge, scarlet, sharpest, sharpness, smartness, target, tarnish, Tarsus, varnish, yardstick, Yarmouth
3 Syllables: SUU
3 Syllables: USU
Found 64 words across 3 groupings. Skipped 10 excess words of a similar stem.