2 Syllables: SU
abo, anno, ano, aro, arrow, Austro, auto, Barrow, borrow, Bravo, Caro, Castro, cathode, cosmos, crossroads, fallow, follow, Glasgow, grotto, hallow, Harrow, hollow, lago, macro, Malo, morrow, Moscow, motto, narrow, Otto, Palo, Paso, Paulo, Roscoe, sallow, shadow, shallow, sorrow, Strabo, swallow, tallow, Tasso, wallow
3 Syllables: USU
4 Syllables: UUSU

Found 61 words across 3 groupings.