people vs somebody

people and somebody both are nouns.

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

people (noun)	somebody (noun)
(plural) any group of human beings (men or women or children) collectively	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential
the body of citizens of a state or country
members of a family line
the common people generally

people (verb)	somebody (verb)
fill with people
furnish with people