pedigree vs folk

pedigree and folk both are nouns.

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

As nouns, folk is a hyponym of pedigree; that is, folk is a word with a more specific, narrower meaning than pedigree:

Other hyponyms of pedigree include family, family line, kinfolk, kinsfolk, phratry, sept, side, breed line.

pedigree (noun)	folk (noun)
ancestry of a purebred animal	the traditional and typically anonymous music that is an expression of the life of people in a community
the hereditary derivation of an individual	people in general (often used in the plural)
line of descent of a purebred animal	a social division of (usually preliterate) people
	people descended from a common ancestor

pedigree (adjective)	folk (adjective)
having a list of ancestors as proof of being a purebred animal