Or search: pontiff
2 Syllables: SU
bono, cocoa, Colo, Como, homo, loco, Logos, mono, Moro, morrow, novo, ono, oro, ozone, photo, Polo, Provost, solo, thorough, toto
4 Syllables: UUSU
virtuoso

Found 21 words across 2 groupings. Skipped 1 excess word of a similar stem.