2 Syllables: SU
Barrett, Bennet, Bennett, blemish, breasted, checklist, chemist, cherish, cleric, credit, crested, debit, Denis, Dennis, desperate, devilish, Ellis, epic, Eric, Erich, Essex, ethic, ethnic, fairest, ferric, fetish, Flemish, Frederic, Frederick, garish, garret, Garrett, Garrick, Greenwich, Harris, hellish, Herrick, menace, merits, metric, nested, Paris, parish, perish, prelate, premise, reddish, relic, relish, respite, rested, Sedgwick, Senate, sheriff, sheriff's, tennis, tested, Venice, vested, wrested, wretched
3 Syllables: SUU
3 Syllables: USU
acetic, aesthetic, angelic, appellate, arrested, ascetic, athletic, attested, authentic, barbaric, congested, cosmetic, decrepit, detested, divested, domestic, embellish, emetic, endemic, esthetic, generic, genetic, geometric, Hellenic, Homeric, hysterics, infested, invested, kinetic, magnetic, majestic, molested, obstetrics, pathetic, phonetic, poetic, polemic, prophetic, replenish, requested, suggested, symmetric, synthetic, systemic, theoretic, unblemished
4 Syllables: UUSU
academic, apathetic, arithmetic, atmospheric, diabetic, energetic, epidemic, esoteric, hygienic, pathogenic, sacrilegious, sympathetic, undigested, unmolested
5 Syllables: UUUSU
6 Syllables: UUUUSU
Found 126 words across 6 groupings. Skipped 22 excess words of a similar stem.