Country music and Country-and-western

Country music noun - A simple style of folk music heard mostly in the southern United States; usually played on stringed instruments.

Country-and-western and country music are semantically related in folk-style music topic. In some cases you can use "Country-and-western" instead a noun phrase "Country music".

Country music and country-and-western are semantically related in country and western music topic. You can use "Country music" instead a noun phrase "Country-and-western".