ἐπιτηρεῖν

From LSJ

φλαύραν δ' οὐ σπάνις γυναῖκ' ἔχειν → it is not difficult to have a bad wife

Source

Greek > English (Woodhouse Verbs Reversed)

(see also ἐπιτηρέω): be on the look out, be on the watch for, keep watch, look out for, watch for

Lexicon Thucydideum

observare, to notice, watch, 1.62.3, 4.42.3, 3.37.2.