μουσουργός
From LSJ
κρεῖττον σιωπᾶν ἐστιν ἢ λαλεῖν μάτην → it's better to keep silence than to speak without reason (Menander)
English (LSJ)
όν, Ion. μουσοεργός Hp.Nat.Puer.13,
A cultivating music: Subst., singing girl, Hp. l.c., X.Cyr.4.6.11, Theopomp.Hist.111 (a), Com.Adesp.15.18 D.; ὀρχηστρίδες καὶ μ. Luc.Am.10, cf. Hippoloch. ap. Ath.4.129a: also masc., musician, J.AJ15.2.5, Corp.Herm.18.1, S.E.P.1.54.