γερωχέω
From LSJ
τὸ δὲ ποιεῖν ἄνευ νοῦ ἃ δοκεῖ καὶ σὺ ὁμολογεῖς κακὸν εἶναι: ἢ οὔ → but doing what one thinks fit without intelligence is—as you yourself admit, do you not?—an evil
Spanish (DGE)
γερουχέω
ser gallardo, ser atrevido, ἀγέρωχος ... παρὰ τὸ ἄγαν γερωχεῖν Zonar.86.5, cf. 7C.