ἀστεμβής

From LSJ

Ὁ αὐτὸς ἔφησε τὸν μὲν ὕπνον ὀλιγοχρόνιον θάνατον, τὸν δὲ θάνατον πολυχρόνιον ὕπνον → Plato said that sleep was a short-lived death but death was a long-lived sleep

Gnomologium Vaticanum, 446

Spanish (DGE)

ἀθαμβής, ἀτάραχος Hsch.

German (Pape)

ές, = ἀστεμφής, Vetera Lexica.