disparager vs depreciation

disparager and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparager	Yes	No	No	No
depreciation	Yes	No	No	No

disparager (noun)	depreciation (noun)
one who disparages or belittles the worth of something	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use