cohabitation vs habitation

cohabitation and habitation both are nouns.

Word	Noun	Adjective	Verb	Adverb
cohabitation	Yes	No	No	No
habitation	Yes	No	No	No

As nouns, habitation is a hypernym of cohabitation; that is, habitation is a word with a broader meaning than cohabitation:

cohabitation: the act of living together and having a sexual relationship (especially without being married)
habitation: the act of dwelling in or living permanently in a place (said of both animals and men)

Other hypernyms of cohabitation include inhabitancy, inhabitation.

cohabitation (noun)	habitation (noun)
the act of living together and having a sexual relationship (especially without being married)	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