ἀλλόεθνος
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
Spanish (DGE)
-ον
de otra raza entre los judíos gentil Ἰουδαίοις ἀθέμιτον ὑπῆρχε συνεσθίειν ... ἀλλοέθνοις Rom.Mel.45.ιδʹ.1, cf. Epiph.Const.Haer.30.11 p.347.17.