δυσαποκατάστατος
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)
ον,
A hard to restore, M.Ant.11.8, Gal.14.792. II hard to recover from, ὀργαί Phld.Ir.p.63 W.
German (Pape)
[Seite 676] schwer wieder herzustellen; M. Ant. 11, 8; Galen.