δυσφώρατος
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
English (LSJ)
ον, hard to detect, Plu.2.51d.
German (Pape)
[Seite 690] schwer zu ertappen, Plut. de adul. et am. discr. 7.