κάγ
From LSJ
ἐπὶ τῷ μὴ κοινωνικῶς χρῆσθαι τοῖς εὐτυχήμασι → for not having used their success in a spirit of partnership
English (LSJ)
poet. form for κατά before γ, κὰγ γόνυ for κατὰ γόνυ, Il.20.458;
A κὰγ γόνων Sapph.44; κὰγ γᾶν dub. in SIG179.9 (Boeot., iv B.C.).