ῥακόω
From LSJ
Ἔοικα γοῦν τούτου γε σμικρῷ τινι αὐτῷ τούτῳ σοφώτερος εἶναι, ὅτι ἃ μὴ οἶδα οὐδὲ οἴομαι εἰδέναι → I seem, then, in just this little thing to be wiser than this man at any rate, that what I do not know I do not think I know either
English (LSJ)
in Pass.,
A become ragged or wrinkled, of skins of dead animals, Plu.2.642e; ἐρρακωμένα πρόσωπα wrinkled faces, Dsc.5.87.12. 2 in Pass., to be dispersed all about, τὸ χολῶδες . . ῥακούμενον ἐν τῷ σώματι Hp.Morb.4.49.
German (Pape)
[Seite 833] zerreißen, zersetzen, lumpig, auch runzlig machen, Hippocr., Clem. Al. u. a. Sp.; pass. runzlig, lumpig werden, τὰ ὑπὸ θηρίων δηχθέντα τοῖς δέρμασι φλιδᾶν καὶ ῥακοῦσθαι, Plut. Symp. 2, 9 a. E.