Gossip
Part of speech: noun
Definition: Someone who likes to talk about someone else's private or personal business. Idle talk about someone's private or personal matters, especially someone not present.
Part of speech: verb
Definition: To talk about someone else's private or personal business, especially in a way that spreads the information. To talk idly.
Example sentence: No one gossips about other people's secret virtues.
Chitchat
Part of speech: noun
Definition: Light conversation; casual talk, usually about trivial matters.