2 Syllables: SU
audit, broadest, caustic, chronic, clotted, cockpit, colic, comic, conic, dotted, Fawcett, frolic, Gothic, jotted, knotted, lauded, logic, nodded, opted, optic, plaudits, plotted, polished, potted, prodded, profit, Psalmist, Roderick, rotted, Slavic, sonic, sonnet, sophist, spotted, squatted, tallest, tonic, topic, toxic, tropic, trotted
3 Syllables: USU
abolished, admonished, agnostic, allotted, applauded, aquatic, astonished, atomic, carbolic, carbonic, chaotic, defrauded, demolished, deposit, despotic, erotic, exotic, geologic, harmonic, hydraulic, hypnotic, impoverished, Ionic, ironic, Islamic, laconic, Masonic, narcotic, neurotic, Platonic, quixotic, sardonic, spasmodic, symbolic, Teutonic, unpolished, unspotted
4 Syllables: UUSU
alcoholic, apostolic, catastrophic, diagnostic, economic, electronic, embryonic, episodic, histrionic, idiotic, metabolic, microscopic, parabolic, patriotic, periodic, philanthropic, philosophic, physiologic, superadded
5 Syllables: UUUSU
7 Syllables: UUUUUSU
Found 100 words across 5 groupings. Skipped 9 excess words of a similar stem.