λυχναψία
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)
ἡ, acc. to Ath. 15.701b less common form for λυχνοκαυτία, Cephisod.11, cf. PAmh.2.70.10 (ii A. D.), IGRom.4.1176 (Aegae), etc.