indweller vs denizen

indweller and denizen both are nouns.

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

As nouns, indweller and denizen are synonyms defined as:

Other synonyms of indweller include dweller, habitant, inhabitant.

indweller (noun)	denizen (noun)
a person who inhabits a particular place	a plant or animal naturalized in a region
activation by an inner spirit or force or principle	a person who inhabits a particular place