folk(MUSIC)
Serbian folk music was playing on the radio.
He joined the band as an outlet for his love of singing and of local folk music.
In the marketplace, craftsmen in traditional costume sell souvenirs as girls dance to folk music.
We mostly play Irish folk music.
My music is inspired by different Latin styles, but it's jazz, not folk music.

SMART Vocabulary: related words and phrases

Folk & ethnic music
bandura
bluegrass
country
country and western
country music
folk
folk singer
folk song
hornpipe
mahonia
mariachi
picker
session
skiffle
skirl
Tejano
Tex-Mex
throat singing

folk music | American Dictionary

folk music
noun[ U ]
us/ˈfoʊk ˌmju·zɪk/
the traditional music of a particular region or group of people