depreciation vs dirt ball

depreciation and dirt ball both are nouns.

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

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