Showing results for "stomach" instead. (You can only search for 1 word at a time unless you use the Storm or Mosaic Rhyme tools)
Or search: ab, gut, tum, craw, crop, abide, belly, bowel, brook, navel, rumen, torso, trunk, tummy, digest
2 Syllables: SU
blunted, buckets, buffet, buttocks, buttressed, couplets, covet, dullest, funded, humbug, hundred, hunted, musket, puppet, roughest, stirrup, stomachs, Suffolk, summit, syrup, toughest, trumpet, turret
3 Syllables: USU
confronted, Republic, rivulets

Found 26 words across 2 groupings. Skipped 7 excess words of a similar stem.