ἀναδικάζω
From LSJ
καὶ νῦν περὶ ἀρετῆς ὃ ἔστιν ἐγὼ μὲν οὐκ οἶδα, σὺ μέντοι ἴσως πρότερον μὲν ᾔδησθα πρὶν ἐμοῦ ἅψασθαι, νῦν μέντοι ὅμοιος εἶ οὐκ εἰδότι → so now I do not know what virtue is; perhaps you knew before you contacted me, but now you are certainly like one who does not know
English (LSJ)
A decide again, hear on appeal, τὰ γνωσθέντα Ph.1.299: abs., reverse a decision, AP5.221 (Agath.). II Med., renew an action after a previous judgement had been cancelled, Is.Fr.145.
German (Pape)
[Seite 186] sein Urtheil abändern, Agath. 10 (V, 222); med., einen Rechtshandel von neuem anfangen, Isaeus bei Poll. u. Harpocr.