dejection vs dirt

dejection and dirt both are nouns.

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

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

Other hyponyms of dejection include dog do, dog shit, dog turd, doggy do, crap, poop, shit, shite, turd, droppings, dung, muck, meconium, melaena, melena.

dejection (noun)	dirt (noun)
a state of melancholy depression	disgraceful gossip about the private lives of other people
solid excretory product evacuated from the bowels	anything regarded as making something unclean
	the part of the earth's surface consisting of humus and disintegrated rock
	obscene terms for feces

dejection (adjective)	dirt (adjective)
	(of roads) not leveled or drained; unsuitable for all year travel