στερεόδερμος
From LSJ
Ποιητὴς, ὁπόταν ἐν τῷ τρίποδι τῆς Μούσης καθίζηται, τότε οὐκ ἔμφρων ἐστίν → Whenever a poet is seated on the Muses' tripod, he is not in his senses
English (LSJ)
ον,
A with hard skin or coat, Sch.Nic.Th. 376.
German (Pape)
[Seite 936] mit fester Haut, Schol. Nic. Th. 376.
Greek (Liddell-Scott)
στερεόδερμος: -ον, ὁ ἔχων στερεὸν δέρμα, σκληρόν, Σχόλ. εἰς Νικ. Θηρ. 376.