depreciation vs road agent

depreciation and road agent both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
road agent	Yes	No	No	No

depreciation (noun)	road agent (noun)
a decrease in price or value	a holdup man who stops a vehicle and steals from it
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use