2 Syllables: SU
acme, actually, aptly, Ashley, assay, athlete, crafty, Daphne, flashy, ghastly, glassy, grassy, hackney, lastly, Massey, massy, nasty, rashly, taxi, vastly, waxy
3 Syllables: USU
4 Syllables: UUSU
5 Syllables: UUUSU
Found 24 words across 4 groupings. Skipped 1 excess word of a similar stem.