occupant vs indweller

occupant and indweller both are nouns.

Word	Noun	Adjective	Verb	Adverb
occupant	Yes	No	No	No
indweller	Yes	No	No	No

As nouns, indweller is a hypernym of occupant; that is, indweller is a word with a broader meaning than occupant:

occupant: someone who lives at a particular place for a prolonged period or who was born there
indweller: a person who inhabits a particular place

Other hypernyms of occupant include denizen, dweller, habitant, inhabitant.

occupant (noun)	indweller (noun)
someone who lives at a particular place for a prolonged period or who was born there	a person who inhabits a particular place
	activation by an inner spirit or force or principle