2 Syllables: SU
bringeth, british, clearest, clinics, crickets, critics, digits, districts, english, finish, finnish, fringes, glimpses, hinges, image, inches, interests, limits, linguist, linkage, lyrics, mystics, philips, phillips, phyllis, physics, pinkish, princes, quickest, rickets, shrinkage, spirits, thickest, thinness, thinnest, tickets, vintage, visits, willis
3 Syllables: USU
convinces, diminish, distinctive, distinguish, evinces, extinguish, incentives, instinctive, linguistics, relinquish, resistless, specifics, statistics, unfinished
4 Syllables: UUSU
5 Syllables: UUUSU
Found 59 words across 4 groupings. Skipped 9 excess words of a similar stem.