нелепо

From LSJ

πάτερ, ἄφες αὐτοῖς, οὐ γὰρ οἴδασιν τί ποιοῦσιν → father, forgive them, for they know not what they do

Source

Russian > Greek

μανικῶς, μώρως, εὐήθως, παραλόγως, ἀτόπως