απειρόμαχος

From LSJ

δειναὶ δ' ἅμ' ἕπονται κῆρες ἀναπλάκητοι → and after him come dread spirits of death that never miss their mark

Source

Greek Monolingual

ἀπειρόμαχος, -ον (Μ)
αυτός που δεν έχει πολεμική πείρα.