ἐνδιπλόω
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)
A fold in two, Gal.UP14.6,7.12 (Pass.), Sor.1.14; fold in at the edge, Paul.Aeg.6.65:—hence ἐνδίπλ-ωμα, ατος, τό, and ἐνδίπλ-ωσις, εως, ἡ, folding, Gal.11.508.