dirt ball vs depreciation

dirt ball and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
dirt ball	Yes	No	No	No
depreciation	Yes	No	No	No

dirt ball (noun)	depreciation (noun)
a person who has a nasty or unethical character undeserving of respect	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use