2 Syllables: SU
arid, barrack, carrot, chariot, cherub, deadliest, Eliot, Eliot's, Elliot, Elliott, fairness, ferret, Harriet, heaviest, Herod, merit, parrot, readiest, various
3 Syllables: SUU
3 Syllables: USU
awareness, calcareous, demerit, gregarious, hilarious, inherit, nefarious, precarious, unfairness, vicarious
4 Syllables: UUSU
Found 35 words across 4 groupings. Skipped 6 excess words of a similar stem.