Or search: leg, mat, paw, toe, pes, heel, hoof, inch, raft, yard, meter, metre, organ, hallux, iambus
1 Syllable: S
book, brook, Brooke, Brooks, cook, Cooke, cooks, could, crook, Foote, good, hood, hook, look, nook, ould, pushed, put, rook, routes, shook, should, shouldst, soot, stood, took, Tooke, wood, would, wouldst
2 Syllables: US
afoot, backwoods, betook, caput, forsook, mistook, partook, unlooked, withstood
3 Syllables: UUS
overtook, underfoot, understood, undertook
4 Syllables: UUUS
misunderstood

Found 44 words across 4 groupings. Skipped 17 excess words of a similar stem.