νεουλκία

From LSJ

φωνὰ τύ τίς ἐσσι καὶ οὐδὲν ἄλλο → it's all voice you are, and nothing else | it's all voice ye are, and nought else

Source

German (Pape)

[Seite 245] ἡ, = νεωλκία, s. Schäf. Schol. Par. zu Ap. Rh. 2, 843.