Strong's G5587 — ψιθυρισμός (noun)
psithurismos (psith-oo-ris-mos') n.
1. whispering, i.e. secret detraction
2. (by implication) a slander
[from a derivative of psithos "a whisper" (probably akin to G5574)]
KJV: whispering 
See also: G5574 
Occurrences: 1