Country music and Ethnic music

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

Ethnic music and country music are semantically related In some cases you can use "Ethnic music" instead a noun phrase "Country music".

Ethnic music noun - The traditional and typically anonymous music that is an expression of the life of people in a community.

Country music and ethnic music are semantically related in traditional songs and music topic. You can use "Country music" instead a noun phrase "Ethnic music".