habitat vs surround

habitat and surround both are nouns.

Word	Noun	Adjective	Verb	Adverb
habitat	Yes	No	No	No
surround	Yes	No	Yes	No

As nouns, surround is a hypernym of habitat; that is, surround is a word with a broader meaning than habitat:

habitat: the type of environment in which an organism or group normally lives or occurs
surround: the area in which something exists or lives

Other hypernyms of habitat include environment, environs, surroundings.

habitat (noun)	surround (noun)
the type of environment in which an organism or group normally lives or occurs	the area in which something exists or lives

habitat (verb)	surround (verb)
	surround so as to force to give up
	surround with a wall in order to fortify
	extend on all sides of simultaneously; encircle
	envelop completely