bitch vs holler

bitch and holler both are nouns.

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

As verbs, bitch and holler are synonyms defined as:

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

bitch (noun)	holler (noun)
female of any member of the dog family	a very loud utterance (like the sound of an animal)
informal terms for objecting	a small valley between mountains
a person (usually but not necessarily a woman) who is thoroughly disliked
an unpleasant difficulty