shit vs rot

shit and rot both are nouns.

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

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

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

shit (noun)	rot (noun)
something of little value	unacceptable behavior (especially ludicrously false statements)
Obscene word for unacceptable behavior	(biology) the process of decay caused by bacterial or fungal action
insulting terms of address for people who are stupid or irritating or ridiculous	a state of decay usually accompanied by an offensive odor
a coarse term for defecation
a small worthless amount
obscene terms for feces

shit (verb)	rot (verb)
have a bowel movement	become physically weaker
give away information about somebody	break down