ἐπαγρυπνέω

A. keep awake and think over, keep a watchful eye on, τινί Luc. Tim. 14; πράξεσι Onos. 1.4: abs., Luc. Gall. 31, Plu. Brut. 37; ὡς . . PTeb. 27.75 (ii B. C.).

2. watch for, ἀπωλείᾳ τινὸς ‐ηκώς D.S. 14.68: abs., Aristaenet. 1.27.