Showing results for "hydrogen" instead. (You can only search for 1 word at a time unless you use the Storm or Mosaic Rhyme tools)
Or search: h, gas, tritium
2 Syllables: SU
Byron, Byron's, Hiram, siren, tyrant, violence, violent
3 Syllables: SUU
aspirant, Chinaman, nitrogen, vitamin
3 Syllables: USU
environ
4 Syllables: USUU
Leviathan

Found 13 words across 4 groupings. Skipped 6 excess words of a similar stem.