Dict: strongs - calumni

Strongs:

H3960 @ לשׁן lâshan law-shan' A primitive root; properly to lick; but used only as a denominative from H3956; to wag the {tongue} that {is} to calumniate: - {accuse} slander.

G5588 @ ψιθυριστής psithuristēs psith-oo-ris-tace' From the same as G5587; a secret calumniator: - whisperer.

G989 @ βλάσφημος blasphēmos blas'-fay-mos From a derivative of G984 and G5345; scurrilous that is calumnious (against man) or (specifically) impious (against God): - blasphemer (-mous) railing.