ἀμετάδοτος
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
English (LSJ)
ον,
A not imparting, sharing, τινός Sch.E.Hipp.145: abs., niggardly, βίος Nic.Dam.p.144b28D.; of persons, opp. κοινωνητικοί, Epict.Sent.6. Adv. -ως, ζῆν live without giving to any one, Plu.2.525d. II Pass., not imparted, secret, ὑφήγησις Vett.Val.331.6, cf.PMag.Par.1.256.