face fungus vs beaver

face fungus and beaver both are nouns.

Word	Noun	Adjective	Verb	Adverb
face fungus	Yes	No	No	No
beaver	Yes	No	Yes	No

As nouns, beaver is a hyponym of face fungus; that is, beaver is a word with a more specific, narrower meaning than face fungus:

Other hyponyms of face fungus include fuzz, imperial, imperial beard, goatee, stubble, vandyke, vandyke beard, Attilio, soul patch.

face fungus (noun)	beaver (noun)
the hair growing on the lower part of a man's face	large semiaquatic rodent with webbed hind feet and a broad flat tail; construct complex dams and underwater lodges
	a hat made with the fur of a beaver (or similar material)
	a movable piece of armor on a medieval helmet used to protect the lower face
	a man's hat with a tall crown; usually covered with silk or with beaver fur
	a full beard
	the soft brown fur of the beaver

face fungus (verb)	beaver (verb)
	work hard on something