holler vs grouse

holler and grouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
holler	Yes	No	Yes	No
grouse	Yes	No	Yes	No

As verbs, holler and grouse are synonyms defined as:

Other synonyms of holler include beef, bellyache, bitch, crab, gripe, squawk.

holler (noun)	grouse (noun)
a very loud utterance (like the sound of an animal)	popular game bird having a plump body and feathered legs and feet
a small valley between mountains	flesh of any of various grouse of the family Tetraonidae; usually roasted; flesh too dry to broil