depreciation vs wheeler dealer

depreciation and wheeler dealer both are nouns.

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

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