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
P. and V. ἀνταγωνιστής, ὁ, V. παλαιστής, ὁ, ἀντηρέτης, ὁ, ἐνστάτης, ὁ, or use adj., P. and V. ἐναντίος, P. ὑπεναντίος; see opponent, enemy.