εύτυχος

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

Source

Greek Monolingual

-η, -ο (Μ εὔτυχος, -ον)
ευτυχής.
[ΕΤΥΜΟΛ. < ευ + -τυχος (< τύχη), πρβλ. δύσ-τυχος, κακό-τυχος].