Or search: toy, disc, disk, plaything
2 Syllables: SU
50, briskly, busied, busy, Christi, Christie, dizzy, fifties, fifty, grisly, grizzly, histories, history, Lichfield, Livy, misty, pithy, pristine, privy, richly, risky, Ritchie, Smithfield, stiffly, swiftly, thrifty, whiskey, whisky
3 Syllables: USU
abysses, deliveries, Ulysses
4 Syllables: UUSU
unresisting

Found 32 words across 3 groupings.