безвестность

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

Russian > Greek

δύσκλεια, ἀφάνεια, ἀγνωσία, σιωπή