ἄδικον
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.
Russian (Dvoretsky)
ἄδῐκον: τό тж. pl. беззаконие, насилие Pind., Xen., Plat.: τἄδικα λέγειν Arph. прибегать к нечестным доводам.