2 Syllables: SU
biggest, bigot, billet, biscuit, Bishop, Bridget, British, Christmas, citrus, civic, clearest, clinic, cricket, critic, cryptic, cynic, dearest, digit, district, finis, finish, Finnish, fitted, fittest, flitted, frigate, gibbet, grimace, hillock, Ibid, idiot, isthmus, knitted, limit, liquid, listless, lyric, millet, mimic, minute, minutest, mistress, mitted, mystic, mythic, nearest, Nicholas, nitrous, Philip, Phillip, Phyllis, physic, picket, picnic, pitted, pivot, quibus, quickest, quitted, richest, rickets, rivet, signet, spinach, spirit, syrup, thickest, thicket, thinness, thinnest, ticket, vicious, viscous, visit, wicked, wicket, Willis, witted
3 Syllables: USU
acquitted, addicted, admitted, afflicted, ambitious, Archbishop, artistic, assiduous, auspicious, bacillus, befitted, capricious, committed, conflicted, constricted, convicted, deliberate, delicious, depicted, diminish, elicit, emitted, evicted, exhibit, explicit, factitious, fictitious, idyllic, illicit, implicit, inflicted, inhibit, insipid, judicious, linguistic, malicious, Narcissus, nutritious, officious, omitted, Pacific, permitted, pernicious, predicted, prestigious, prodigious, prohibit, prolific, propitious, realistic, religious, remitted, resistless, restricted, revisit, satiric, seditious, Semitic, severest, simplistic, sincerest, solicit, specific, statistic, stylistic, submitted, suspicious, terrific, transmitted, unfinished, unfitted, utilise
4 Syllables: UUSU
adventitious, altruistic, analytic, atheistic, avaricious, Calvinistic, catalytic, communistic, contradicted, expeditious, fatalistic, hieroglyphic, humanistic, idealistic, impolitic, inauspicious, injudicious, irreligious, journalistic, mechanistic, metaphysics, monolithic, nationalistic, naturalistic, optimistic, panegyric, paralytic, parasitic, pessimistic, rationalistic, scientific, socialistic, superstitious, surreptitious, undiminished, unpropitious, unrealistic, unrestricted, unsuspicious
5 Syllables: UUUSU
antagonistic, apocalyptic, capitalistic, characteristic, electrolytic, monopolistic, ritualistic, unscientific
6 Syllables: UUUUSU
7 Syllables: UUUUUSU
Found 201 words across 6 groupings. Skipped 43 excess words of a similar stem.