φωνασκία
From LSJ
ἔκστασίς τίς ἐστιν ἐν τῇ γενέσει τὸ παρὰ φύσιν τοῦ κατὰ φύσιν → what is contrary to nature is any developmental aberration from what is in accord with nature (Aristotle, On the Heavens 286a19)
English (LSJ)
ἡ,
A practice of the voice, declamation, D.18.280, Thphr.HP9.9.2 (pl.), Phld.Acad.Ind. p.4 M., Sor.1.23 (pl.), Aret.CD2.6.
German (Pape)
[Seite 1322] ή, Uebung der Stimme, Stimmfertigkeit, λόγων ἐπίδειξίν τινα καὶ φωνασκίας βουλόμενος ποιήσασθαι Dem. 18, 280; Uebung im Singen, Theophr.
Greek (Liddell-Scott)
φωνασκία: ἡ, ἄσκησις, τῆς φωνῆς, ἄσκησις εἰς ἀπαγγελίαν, Δημ. 319, 9, Θεοφρ. περὶ Φυτ. Ἱστ. 9. 9, 2.