shit vs buncombe

shit and buncombe both are nouns.

Word	Noun	Adjective	Verb	Adverb
shit	Yes	No	Yes	No
buncombe	Yes	No	No	No

As nouns, buncombe is a hypernym of shit; that is, buncombe is a word with a broader meaning than shit:

Other hypernyms of shit include bunk, bunkum, guff, hogwash, rot.

shit (noun)	buncombe (noun)
something of little value	unacceptable behavior (especially ludicrously false statements)
Obscene word for unacceptable behavior
insulting terms of address for people who are stupid or irritating or ridiculous
a coarse term for defecation
a small worthless amount
obscene terms for feces

shit (verb)	buncombe (verb)
have a bowel movement
give away information about somebody