κακοσχολία
From LSJ
θοῦ, Κύριε, φυλακὴν τῷ στόµατί µου καὶ θύραν περιοχῆς περὶ τὰ χείλη µου → set a guard over my mouth, Lord; keep watch over the door of my lips | set a guard, O Lord, over my mouth; keep watch over the door of my lips (Psalm 140:3, Septuagint version)
English (LSJ)
ἡ,
A mischief, malpractice, Delph.3(1).362i32 (ii B. C.), Plu.2.274d.
German (Pape)
[Seite 1304] ἡ, schlechte Anwendung der Muße, wie Plut. Quaest. Rom. 40 von den Ringschulen sagt πολὺν ἄλυν καὶ σχολὴν ἐντεκεῖν ταῖς πόλεσι καὶ κακοσχολίαν.