ἀρριγέως

From LSJ

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

Source

Spanish (DGE)

adv. sin pasar frío ἐγκοιμηθῆναι Hp.Acut.29.