gossipper
/ˈɡɑsɪpər/
noun
- A person who enjoys talking about other people's private lives or spreading rumors.
- The office gossipper spread a false rumor about the new manager before she even started.
- My neighbor is a terrible gossipper who always has the latest news about everyone on the street.
- Try not to be a gossipper at parties; it can hurt people's feelings.