εὐθύνειν

From LSJ

ψυχῆς πείρατα ἰὼν οὐκ ἂν ἐξεύροιο πᾶσαν ἐπιπορευόμενος ὁδόν· οὕτω βαθὺν λόγον ἔχει → one would never discover the limits of soul, should one traverse every road—so deep a measure does it possess

Source

Greek > English (Woodhouse Verbs Reversed)

(see also εὐθύνω): aim, direct, govern, guide, rule, guide aright, inspect a person's accounts