Back-fence talk and Malicious talk

Malicious talk and back-fence talk are semantically related in gossip topic. In some cases you can use "Malicious talk" instead a noun phrase "Back-fence talk", when it comes to topics like rumor.

Back-fence talk and malicious talk are semantically related in gossip topic. You can use "Back-fence talk" instead a noun phrase "Malicious talk", if it concerns topics such as rumor.