ὀλῐγαρχ-ία · oligarch-ia — LSJ
oligarchy, government in the hands of a few families or persons, Hdt. 3.82, 5.92.βʹ, etc. ; of the time of the Four Hundred, Th. 8.72 ; or of the Thirty, And. 1.99, Pl. Ap. 32c ; ἄκρατος ὀ. Arist. Pol. 1273b37, al., cf. Pl. R. 550c sq., Plt. 291e.
Ὀλιγαρχία, personified in a statue, Sch. Aeschin. 1.39.