ἀνόνατα
From LSJ
τοῖς οἰκείοις συκοφαντίαν δέδωκεν → has given to his friends an opportunity for chicane, has offered to his friends the right of vindictive prosecution
French (Bailly abrégé)
dor. c. ἀνόνητα, v. ἀνόνητος.
Russian (Dvoretsky)
ἀνόνᾱτα: атт. ἀνόνητα adv. без пользы, напрасно Eur., Plat.