dejection vs stool

dejection and stool both are nouns.

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

As nouns, dejection and stool are synonyms defined as:

Other synonyms of dejection include BM, faecal matter, faeces, fecal matter, feces, ordure.

dejection (noun)	stool (noun)
a state of melancholy depression	a simple seat without a back or arms
solid excretory product evacuated from the bowels	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

dejection (verb)	stool (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