dweller vs habitant

dweller and habitant both are nouns.

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

As nouns, dweller and habitant are synonyms defined as:

Other synonyms of dweller include denizen, indweller, inhabitant.

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