Showing results for "ononis" instead. (You can only search for 1 word at a time unless you use the Storm or Mosaic Rhyme tools)
Or search: papilionoideae
3 Syllables: SUU
botanist, colonist, dramatist, obelisk, opposites, politics
4 Syllables: USUU
Apocalypse, apologist, biologist, economist, geologists, remonstrances
5 Syllables: UUSUU
anthropologist, archaeologist, correspondences, physiologist, sociologist

Found 17 words across 3 groupings. Skipped 10 excess words of a similar stem.