φαύσκω
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)
cited in EM673.51, al., but only found in the compds. δια-, ἐπι-, ὑπο-φαύσκω, and in redupl. πιφαύσκω.