ἐρυθρίας
From LSJ
ἔστιν δέ που ἡ μὲν ἐπὶ σώμασι γυμναστική, ἡ δ' ἐπὶ ψυχῇ μουσική → I think I am right in saying that we have physical exercise for the body and the arts for the soul
English (LSJ)
ου, ὁ,
A of ruddy complexion, opp. ὠχρίας, Arist.Cat.9b31, PPetr.3p.30 (iii B. C.).
German (Pape)
[Seite 1036] ὁ, der roth Aussehende, vgl. ὠχρίας, Arist. Categor. 8.
Greek (Liddell-Scott)
ἐρυθρίας: -ου, ὁ, ἔχων χροιὰν ἐρυθράν, ἐν ἀντιθέσει πρὸς τὸ ὠχρίας, Ἀριστ. Κατηγ. 8, 15.