ἀδειμάντως
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
French (Bailly abrégé)
adv.
sans crainte.
Étymologie: ἀδείμαντος.
Russian (Dvoretsky)
ἀδειμάντως: без страха Aesch.