invencible
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
Spanish > Greek
αὐτόλιθος, δυσέλεγκτος, δυσνίκητος, δυσπολέμητος, ἀήσσητος, ἀδαμής, ἀκαταγώνιστος, ἀκαταμάχητος, ἀκατανίκητος, ἀκαταπολέμητος, ἀκαταπόνητος, ἀκράτητος, ἀμεσολάβητος, ἀνίκητος, ἀπολέμητος, ἀπρόσβλητος, ἀπόλεμος, ἀπόμαχος, ἀτρίακτος, ἀχείρωτος, ἄληπτος, ἄμαχος