2 Syllables: SU
Burgess, Church's, circuits, circus, courteous, curious, Curtis, earliest, Ernest, firmest, firmness, furious, furnace, furthest, hermits, jurist, kerchief, loveliest, nervous, nurses, Perseus, purchase, purest, purpose, service, sternest, sternness, surface, surges, surplus, tourist, turnips, ugliest, urges, versus, worships, worthiest, worthless
3 Syllables: SUU
3 Syllables: USU
alertness, encourage, Honduras, illustrious, impervious, industrious, injurious, interprets, luxurious, reverses, traverses
4 Syllables: UUSU
Found 54 words across 4 groupings. Skipped 4 excess words of a similar stem.