arbitrary
From LSJ
ὁ δ' εὖ ἔρδων θεοὺς ἐλπίδι κυδροτέρᾳ σαίνει κέαρ → but he who does well to the gods cheers his heart with a more glorious hope
English > Greek (Woodhouse)
adjective
irresponsible: Ar. and P. ἀνυπεύθυνος.
acting on one's own authority: Ar. and P. αὐτοκράτωρ.
acting with violence: P. and V. βίαιος.