defamation vs depreciation

defamation and depreciation both are nouns.

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

As nouns, depreciation is a hypernym of defamation; that is, depreciation is a word with a broader meaning than defamation:

defamation: a false accusation of an offense or a malicious misrepresentation of someone's words or actions
depreciation: a communication that belittles somebody or something

Other hypernyms of defamation include derogation, disparagement.

defamation (noun)	depreciation (noun)
an abusive attack on a person's character or good name	a decrease in price or value
a false accusation of an offense or a malicious misrepresentation of someone's words or actions	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use