insaneness vs depreciation

insaneness and depreciation both are nouns.

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

insaneness (noun)	depreciation (noun)
obsolete terms for legal insanity	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use