Or search: bur, dig, dip, fan, gut, pit, tap, tip, bail, bone, burl, burr, fold, hull, husk
1 Syllable: S
2 Syllables: SU
2 Syllables: US
3 Syllables: SUU
3 Syllables: UUS
4 Syllables: UUUS

Found 375 words across 6 groupings. Skipped 194 excess words of a similar stem.