2 Syllables: SU
abo, auto, borrows, Buenos, Cato, credo, crossroads, follows, grotto, halo, hollows, lago, Mayo, motto, mottoes, Otto, Pharaohs, Plato, Plato's, rainbow, scapegoat, sorrows, Stockholm, Strabo, swallows, topmost, waistcoats, Zeno
3 Syllables: USU
Barbadoes, bravado, Chicago, Diego, Dorado, Horatio, Morocco, mulatto, octavo, potato, potatoes, staccato, tomato, tomorrow's, tornado, volcano, volcanoes
4 Syllables: UUSU
5 Syllables: UUSUU
Found 49 words across 4 groupings. Skipped 1 excess word of a similar stem.