γνόφος
From LSJ
Τούτῳ τῷ λόγῳ χρήσαιτο ἄν τις ἐπ' ἐκείνων τῶν ἀνθρώπων οἳ παραδόξως ἀλαζονεύονται, μηδὲ τὰ κοινὰ τοῖς ἀνθρώποις ἐπιτελεῖν δυνάμενοι → One would use this fable for those who give themselves unreasonable airs, but can't handle everyday life (Aesop 40)
English (LSJ)
later form for δνόφος,
A darkness, Chron.Lind. D.28, Ep.Hebr.12.18, D.Chr. 34.37(pl.), Luc.Peregr.43: pl., storm-clouds, Arist.Mu.391b12.