stool vs crap

stool and crap both are nouns.

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

As nouns, crap is a hyponym of stool; that is, crap is a word with a more specific, narrower meaning than stool:

As verbs, stool and crap are synonyms defined as:

Other synonyms of stool include ca-ca, defecate, make, shit, take a crap, take a shit.

stool (noun)	crap (noun)
a simple seat without a back or arms	Obscene word for unacceptable behavior
a plumbing fixture for defecation and urination	obscene terms for feces
(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)	crap (verb)
have a bowel movement	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