spree killer vs depreciation

spree killer and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
spree killer	Yes	No	No	No
depreciation	Yes	No	No	No

spree killer (noun)	depreciation (noun)
a serial killer whose murders occur within a brief period of time	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use