γυμνοκέφαλος
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
Spanish (DGE)
-ον que lleva la cabeza descubierta, A.Thom.A 56.
Greek Monolingual
-η, -ο (AM γυμνοκέφαλος, -ον)
αυτός που έχει ακάλυπτο κεφάλι, ασκεπής.