2 Syllables: SU
bias, blindness, brightest, brightness, childish, childless, China's, climates, crisis, cypress, Cyprus, Cyrus, diets, direst, driest, dryness, fibrous, fineness, finest, guileless, guises, highest, Highness, ibis, ices, iris, Irish, Isis, islets, kindest, kindness, lias, lifeless, lightest, lightness, likeness, liveliest, mightiest, mildest, mildness, mileage, minus, nicest, pilots, pious, pirates, Pius, priceless, prices, primus, prius, privates, prizes, righteous, riots, ripeness, rises, scientists, shyness, Silas, sinus, sizes, slices, slightest, spices, stylish, tightness, Tigris, timeless, tiniest, Titus, typhus, vices, violets, virus, whiteness, whitish, widest, wildest, wildness, wisest
2 Syllables: US
3 Syllables: USU
advices, advises, Aquinas, arises, assizes, bronchitis, comprises, conciseness, Darius, decisive, derisive, desirous, despises, devices, disguises, divisive, Elias, Goliath, impious, incisive, Matthias, obliges, Osiris, papyrus, politeness, suffices, surmises, surprises, Tobias, unbiased, unbiassed, unkindness, unrighteous, uprightness
4 Syllables: UUSU
Found 122 words across 4 groupings. Skipped 1 excess word of a similar stem.