Buzzword and Chestnut

Buzzword noun - Stock phrases that have become nonsense through endless repetition.

Chestnut and buzzword are semantically related In some cases you can use "Chestnut" instead a noun "Buzzword".

Chestnut noun - An idea or expression that has been used by many people.

Buzzword and chestnut are semantically related in dull topic. Sometimes you can use "Buzzword" instead a noun "Chestnut", if it concerns topics such as overused, common saying.