ἀνενεργησία
From LSJ
τὸ γὰρ εὖ πράττειν παρὰ τὴν ἀξίαν ἀφορμὴ τοῦ κακῶς φρονεῖν τοῖς ἀνοήτοις γίγνεται → undeserved success engenders folly in unbalanced minds
English (LSJ)
ἡ,
A want of exercise, Sor.1.106; inactivity, Alex.Aphr.de An.74.27; as criticism of Sceptics by Stoics, Stoic.2.36.
German (Pape)
[Seite 223] ἡ, die Unwirksamkeit, Sext. Emp.