imbecile vs depreciation

imbecile and depreciation both are nouns.

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

imbecile (noun)	depreciation (noun)
a person of subnormal intelligence	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use

imbecile (adjective)	depreciation (adjective)
having a mental age of three to seven years