habitation vs hearth

habitation and hearth both are nouns.

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

As nouns, hearth is a hyponym of habitation; that is, hearth is a word with a more specific, narrower meaning than habitation:

habitation (noun)	hearth (noun)
the act of dwelling in or living permanently in a place (said of both animals and men)	home symbolized as a part of the fireplace
housing that someone is living in	an open recess in a wall at the base of a chimney where a fire can be built
the native habitat or home of an animal or plant	an area near a fireplace (usually paved and extending out into a room)