home ground vs habitat

home ground and habitat both are nouns.

Word	Noun	Adjective	Verb	Adverb
home ground	Yes	No	No	No
habitat	Yes	No	No	No

As nouns, home ground and habitat are synonyms defined as:

home ground and habitat: the type of environment in which an organism or group normally lives or occurs

home ground (noun)	habitat (noun)
the type of environment in which an organism or group normally lives or occurs	the type of environment in which an organism or group normally lives or occurs