Fishmonger? Rumormonger? Muttonmonger? Or haaaaaaaaaatemonger ?
No offense, but if you are going to be so limp-wristed and alert the Kommissars to possible malfeasance, please let them know exactly which type of mongering you believe is taking place, so they can address the situation in the most expeditious manner.
And have the guts to personally tell the poster you are trying to "slience-by-slander" what specific high crime and misdemeanor they have committed while posting a topic on this website.
Sounds painful.
And it's fear mongering, not fish or mutton.