ἀπερωπός
From LSJ
ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
English (LSJ)
ἀπερωπόν, inconsiderate, cruel, A.Ch.600; expl. by ἀναιδής, σκληρός, οἷον ἀπερίοπτος καὶ ἀπερίβλεπτος by Phryn.PSp.10B., cf. EM120.41, Hsch. Adv. ἀπερωπῶς· θαυμαστῶς, ἀδοκήτως, Id.