depreciation vs gun for hire

depreciation and gun for hire both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
gun for hire	Yes	No	No	No

depreciation (noun)	gun for hire (noun)
a decrease in price or value	a professional killer who uses a gun
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use