διχῆ
From LSJ
Ἔοικα γοῦν τούτου γε σμικρῷ τινι αὐτῷ τούτῳ σοφώτερος εἶναι, ὅτι ἃ μὴ οἶδα οὐδὲ οἴομαι εἰδέναι → I seem, then, in just this little thing to be wiser than this man at any rate, that what I do not know I do not think I know either
English (LSJ)
Adv.
A = δίχα, in two, asunder, A.Supp.544 (lyr.), Pl.Ti.620, etc. 2 in two ways, δ. ἐπονομασθῆναι Id.R.445d; δεῖ δ. τὴν βοήθειαν εἶναι D.1.18.