monopolist vs depreciation

monopolist and depreciation both are nouns.

Word	Noun	Adjective	Verb	Adverb
monopolist	Yes	No	No	No
depreciation	Yes	No	No	No

monopolist (noun)	depreciation (noun)
someone who monopolizes the means of producing or selling something	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use