superciliosus
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
Latin > English (Lewis & Short)
sŭpercĭlĭōsus: a, um, adj. supercilium,
I haughty, disdainful, supercilious; censorious, severe (post-Aug. and very rare), Sen. Ep. 123, 11; Arn. 1, 8; Mart. Cap. 8, § 809.