Or search: biology, specialized, specialised
4 Syllables: SUUU
deviated, expiated, mediated, obviated, permeated, radiated, satiated, vitiated
5 Syllables: USUUU
abbreviated, affiliated, alleviated, appreciated, appropriated, associated, conciliated, delineated, depreciated, dissociated, emaciated, enunciated, humiliated, infuriated, initiated, irradiated, negotiated, officiated, propitiated, repudiated, retaliated, substantiated
6 Syllables: UUSUUU
uninitiated
7 Syllables: UUUSUUU
undifferentiated

Found 32 words across 4 groupings.