good-for-naught vs depreciation

good-for-naught and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
good-for-naught	Yes	Yes	No	No
depreciation	Yes	No	No	No

good-for-naught (noun)	depreciation (noun)
an idle worthless person	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use

good-for-naught (adjective)	depreciation (adjective)
without merit; of little or no value or use