chosen people vs people

chosen people and people both are nouns.

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

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

chosen people: any people believing themselves to be chosen by God
people: (plural) any group of human beings (men or women or children) collectively

chosen people (noun)	people (noun)
any people believing themselves to be chosen by God	(plural) any group of human beings (men or women or children) collectively
	the body of citizens of a state or country
	members of a family line
	the common people generally

chosen people (verb)	people (verb)
	fill with people
	furnish with people