φοβέεσκον

From LSJ

ὕπνος δεινὸν ἀνθρώποις κακόνsleep is a terrible evil for humans (Menander, Sententiae monostichoi 1.523)

Source

French (Bailly abrégé)

impf. itér. de φοβέω.

Russian (Dvoretsky)

φοβέεσκον: Hes. impf. iter. к φοβέω.