Διο-
From LSJ
ἄμεινον γὰρ ἑαυτῷ φυλάττειν τὴν ἐλευθερίαν τοῦ ἑτέρων ἀφαιρεῖσθαι → for it is better to guard one's own freedom than to deprive another of his
English (LSJ)
(in Ep. Δῑο- metri gr.), in compds., both A sprung from Zeus or the gods, and godlike.
Greek (Liddell-Scott)
Διο-: εὕρηται ἐν ἀρχῇ πολλῶν συνθέτων ὀνομάτων κυρίων τε καὶ προσηγορικῶν, ἅτινα σημαίνουσιν οὐχὶ μόνον τὸ γεγενῆσθαι ἐκ τοῦ Διός ἢ τῶν θεῶν, ἀλλὰ καθόλου, ἔξοχος, θεοειδής, λαμπρός, ὡς ἐν συνθέσεσι τὸ θεο-.