undesirable vs depreciation

undesirable and depreciation both are nouns.

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

undesirable (noun)	depreciation (noun)
one whose presence is undesirable	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use

undesirable (adjective)	depreciation (adjective)
not wanted
not worthy of being chosen (especially as a spouse)