οἰωνίζεσθαι

From LSJ

οἱ βάρβαροι τῇ ἀλήκτῳ συνουσίᾳ ὑπνώθησαν → the barbarians, exhausted by unremitting intercourse, fell asleep

Source

Greek > English (Woodhouse Verbs Reversed)

(see also οἰωνίζομαι): practise augury, take auspices, take the omens