Idle talk and Whispering campaign

Idle talk noun - Idle or foolish and irrelevant talk.

Whispering campaign and idle talk are semantically related. in gossip topic. In some cases you can use "Whispering campaign" instead a noun phrase "Idle talk", when it comes to topics like rumor.

Whispering campaign noun - The organized dissemination of derogatory rumors designed to discredit a candidate.

Idle talk and whispering campaign are semantically related. Sometimes you can use "Idle talk" instead a noun phrase "Whispering campaign".