Country and western and Folk

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

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

Folk noun - One of the segments of society into which people are grouped.

Country and western and folk are semantically related. Sometimes you can replace phrase "Country and western" with "Folk", this terms are similar.