Or search: bony, osteal
2 Syllables: SU
causes, cautious, Claudius, clauses, lodges, loftiest, losses, Marius, mosses, nauseous, notches, novice, office, pauses, sauces, sausage, softest, softness, watches
3 Syllables: SUU
godliness, haughtiness, loftiness
3 Syllables: USU
colossus, incautious, postoffice, preposterous

Found 26 words across 3 groupings.