βλάζω

From LSJ

μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.

Source

German (Pape)

[Seite 447] (βλάξ), dumm sein, μωραίνω, Hesych.; vgl. blatterare, Buttm. Lexil. II p. 262.