κατήγορος

κατήγορος — katḗgoros

κατήγορος, κατηγορου, ὁ (κατηγορέω (which see ad at the end)), an accuser: Joh 8:10; Act 23:30; Act 23:35; Act 24:8 (R);; Rev 12:10 R Tr. ((From Sophocles and Herodotus down.))

STRONGS NT 2725: κατήγωρκατήγωρ, ὁ, an accuser: Rev 12:10 G L T WH. It is a form unknown to Greek writers, a literal transcription of the Hebrew קָטִיגור, a name given to the devil by the rabbis; cf. Buxtorf, Lex. Chaldean talm. et rahb., p. 2009 (p. 997, Fischer edition); (Schöttgen, Horae Hebrew i., p. 1121f; cf. Buttmann, 25 (22)).