shit vs shitter

shit and shitter both are nouns.

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

shit (noun)	shitter (noun)
something of little value	a person who defecates
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)	shitter (verb)
have a bowel movement
give away information about somebody