penetrator vs depreciation

penetrator and depreciation both are nouns.

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

penetrator (noun)	depreciation (noun)
an intruder who passes into or through (often by overcoming resistance)	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use