αἰτιατική

From LSJ

ἧς ἂν ἐπ' ἐλάχιστον ἀρετῆς πέρι ἢ ψόγου ἐν τοῖς ἄρσεσι κλέος ᾖ → of whom there is least talk either for praise or blame, of whom there is least notoriety among the men either for praise or blame

Source

French (Bailly abrégé)

ῆς (ἡ) :
s.e. πτῶσις;
t. de gramm. l'accusatif.
Étymologie: αἰτιάομαι.

Russian (Dvoretsky)

αἰτιᾱτική: ἡ (sc. πτῶσις) грам. винительный падеж.