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
τυφλός, ἄδηλος, ἀπευθής, κλωπικός, δαυλός, ἐπίσκιος, ἀφανής, ἀθέατος, ἄφαντος, ἄφραστος, ἀπόθετος, ἀπόκρυφος, κρυφαῖος, κρύφιος, λοχαῖος, ἐποπτικός, λαθραῖος, κρυπτάδιος, μυστηριώδης, σκότιος, σκοτεινός