See newsmonger in Webster's New World Roget's A-Z Thesaurus II
noun
A person habitually engaged in idle talk about others:
blab, gossip, gossiper, gossipmonger, rumormonger, scandalmonger, tabby, talebearer, taleteller, tattle, tattler, tattletale, telltale, whisperer. (Slang) yenta. See words
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