G2637
κατάλαλος
slanderous
κατά-λαλος, -ου, ὁ a railer, defamer: Rom.1:30.† SYN.: (ψιθυριστής), a whisperer (see Tr., Syn., § cvii, 15; Lft., Notes, 256) (AS)
The KJV translates G2637 in the following manner:
Backbiters (2x)
Full Thayer's lexicon entry
κατάλαλος — katálalos
κατάλαλος, καταλαλου, ὁ, a defamer, evil speaker (A. V. back-biters): Rom 1:30. (Found nowhere else (Hermas, sim. 6, 5, 5 [ET]; also as adjective 8, 7, 2 [ET]; 9, 26, 7 [ET]).)
1 occurrence