schottische vs folk

schottische and folk both are nouns.

Word	Noun	Adjective	Verb	Adverb
schottische	Yes	No	No	No
folk	Yes	No	No	No

As nouns, folk is a hypernym of schottische; that is, folk is a word with a broader meaning than schottische:

schottische: music performed for dancing the schottische
folk: the traditional and typically anonymous music that is an expression of the life of people in a community

Other hypernyms of schottische include ethnic music, folk music.

schottische (noun)	folk (noun)
a German round dance resembling a slow polka	the traditional and typically anonymous music that is an expression of the life of people in a community
music performed for dancing the schottische	people in general (often used in the plural)
	a social division of (usually preliterate) people
	people descended from a common ancestor