λογοθέτης
From LSJ
ἔγνω δὲ φώρ τε φῶρα καὶ λύκος λύκον → the thief knows the thief and the wolf knows the wolf, and thief knows thief and wolf his fellow wolf, set a thief to catch a thief
English (LSJ)
ου, ὁ,
A auditor, BGU77.10 (ii A.D.), al., Cod.Just.10.30.4, Procop.Arc.8, al.
Greek (Liddell-Scott)
λογοθέτης: -ου, ὁ, ὁ ἀκούων ἢ ἐξετάζων λογαριασμόν· - ἐν τῇ αὐλῇ τοῦ Βυζαντίου, ὁ ἀρχιγραμματεὺς τῆς αὐτοκρατορίας. - Περὶ ἀμφοτέρων τούτων τῶν σημασιῶν ὅρα Δουκάγγ.