wheeler dealer vs depreciation

wheeler dealer and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
wheeler dealer	Yes	No	No	No
depreciation	Yes	No	No	No

wheeler dealer (noun)	depreciation (noun)
a shrewd or unscrupulous person who knows how to circumvent difficulties	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use