rumourmonger
/ˈruːmərˌmʌŋɡər/
noun
- A person who spreads rumours, especially ones that are unkind or harmful. (British spelling of 'rumormonger')
- The village rumourmonger was always the first to share bad news.
- Don't listen to that rumourmonger; she makes things up for attention.
- He was known as a rumourmonger and few people trusted him.