arbitrary
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
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.