ἀδελφόθεος
From LSJ
αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)
brother of Jesus, brother of God, Adelphotheos
Greek (Liddell-Scott)
ἀδελφόθεος: ὁ, οὕτω καλεῖται Ἰάκωβος ὁ ἀπόστολος· ἕτερον δὲ τῶν ἀποστόλων οὐκ εἶδον εἰ μὴ Ἰάκωβον τὸν ἀδελφὸν τοῦ Κυρίου, Παύλ. Ἐπ. π. Γαλ. α΄, 19.