ἐξέφανεν
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)
poet. for -φάνησαν, Pi.O.13.18.
Greek (Liddell-Scott)
ἐξέφᾰνεν: ποιητ. ἀντὶ ἐξεφάνησαν, Πίνδ. Ο. 13. 25.