instructor vs depreciation

instructor and depreciation both are nouns.

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

instructor (noun)	depreciation (noun)
a person whose occupation is teaching	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use