ἐπιδεικνύναι
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
Greek > English (Woodhouse Verbs Reversed)
(see also ἐπιδείκνυμι): prove, show, give a specimen of, make display of, make show of, point out, point to, show off