непреднамеренно

From LSJ

ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death

Source

Russian > Greek

ἀπρονοήτως, ἀφροντίστως, ἀπροαιρέτως