dwelling house vs habitation

dwelling house and habitation both are nouns.

Word	Noun	Adjective	Verb	Adverb
dwelling house	Yes	No	No	No
habitation	Yes	No	No	No

As nouns, dwelling house and habitation are synonyms defined as:

Other synonyms of dwelling house include abode, domicile, dwelling, home.

dwelling house (noun)	habitation (noun)
housing that someone is living in	the act of dwelling in or living permanently in a place (said of both animals and men)
	housing that someone is living in
	the native habitat or home of an animal or plant