stool vs crapper

stool and crapper both are nouns.

Word	Noun	Adjective	Verb	Adverb
stool	Yes	No	Yes	No
crapper	Yes	No	No	No

As nouns, stool and crapper are synonyms defined as:

Other synonyms of stool include can, commode, pot, potty, throne, toilet.

stool (noun)	crapper (noun)
a simple seat without a back or arms	a plumbing fixture for defecation and urination
a plumbing fixture for defecation and urination
(forestry) the stump of a tree that has been felled or headed for the production of saplings
solid excretory product evacuated from the bowels

stool (verb)	crapper (verb)
have a bowel movement
grow shoots in the form of stools or tillers
react to a decoy, of wildfowl
lure with a stool, as of wild fowl