O / Osci
noun

Osci

gen. ōrum · gender masculine · decl. 2nd
the Oscans; a primitive people of Campania; in more ancient times called also
the Oscans, a primitive people of Campania; in more ancient times called also Opici and Opsci (Obsci), Verg. A. 7, 730; cf. Paul. ex Fest. p. 198 Müll. —Hence,
Oscan; in Oscan
Oscus, a, um, adj., Oscan: ludi, Cic. Fam. 7, 1: lingua, Varr. L. L. 7, § 28 Müll.; Verg. A. 7, 730; Liv. 10, 20, 8: ludicrum, Tac. A. 4, 14.—Adv.: Oscē, in Oscan: qui Osce et Volsce fabulantur: nam Latine nesciunt, Titin. ap. Fest. p. 198 Müll.: dicere aliquid, Varr. L. L. 5, § 131 Müll.: scire, Gell. 17, 17, 1.