habitant vs dweller

habitant and dweller both are nouns.

Word	Noun	Adjective	Verb	Adverb
habitant	Yes	No	No	No
dweller	Yes	No	No	No

As nouns, habitant and dweller are synonyms defined as:

Other synonyms of habitant include denizen, indweller, inhabitant.

habitant (noun)	dweller (noun)
a person who inhabits a particular place	a person who inhabits a particular place