people vs inhabit

people is a noun but inhabit is not a noun.

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

As verbs, inhabit is a hypernym of people; that is, inhabit is a word with a broader meaning than people:

Other hypernyms of people include dwell, live, populate.

people (noun)	inhabit (noun)
(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

people (verb)	inhabit (verb)
fill with people	be an inhabitant of or reside in
furnish with people	be present in
	exist or be situated within