Hillbilly music and Western swing

Hillbilly music noun - Country music originating in mountainous regions of southern United States.

Western swing and hillbilly music are semantically related in folk-style music topic. In some cases you can use "Western swing" instead a noun phrase "Hillbilly music", when it comes to topics like country and western music.

Hillbilly music and western swing are semantically related in folk-style music topic. You can use "Hillbilly music" instead a noun phrase "Western swing", if it concerns topics such as country and western music.