κενοσοφία
From LSJ
αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
German (Pape)
[Seite 1417] ἡ, leere, eingebildete Weisheit.
Greek Monolingual
η κενόσοφος
κενή ή φανταστική ή επιπόλαιη σοφία, ψευδοσοφία, δοκησισοφία.