depreciation vs hatchet man

depreciation and hatchet man both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
hatchet man	Yes	No	No	No

depreciation (noun)	hatchet man (noun)
a decrease in price or value	one whose job it is to execute unpleasant tasks for a superior
a communication that belittles somebody or something	a professional killer
decrease in value of an asset due to obsolescence or use