double-dealer vs depreciation

double-dealer and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
double-dealer	Yes	No	No	No
depreciation	Yes	No	No	No

double-dealer (noun)	depreciation (noun)
a person who says one thing and does another	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use