folks vs people

folks and people both are nouns.

Word	Noun	Adjective	Verb	Adverb
folks	Yes	No	No	No
people	Yes	No	Yes	No

As nouns, people is a hypernym of folks; that is, people is a word with a broader meaning than folks:

folks: people in general (often used in the plural)
people: (plural) any group of human beings (men or women or children) collectively

folks (noun)	people (noun)
your parents	(plural) any group of human beings (men or women or children) collectively
people in general (often used in the plural)	the body of citizens of a state or country
	members of a family line
	the common people generally

folks (verb)	people (verb)
	fill with people
	furnish with people