depreciation vs blackmailer

depreciation and blackmailer both are nouns.

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

depreciation (noun)	blackmailer (noun)
a decrease in price or value	a criminal who extorts money from someone by threatening to expose embarrassing information about them
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use