κεραύνειος
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (LSJ)
ον,
A wielding the thunder, Ζεύς AP7.49 (Bianor).
German (Pape)
[Seite 1422] Ζεύς, der den Donnerkeil schleudert, Bian. 13 (VII, 49).
Greek (Liddell-Scott)
κεραύνειος: -ον, ὁ τὸν κεραυνὸν χειριζόμενος, Ζεὺς Ἀνθολογ. Π. 7. 49.