ambusher vs depreciation

ambusher and depreciation both are nouns.

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

ambusher (noun)	depreciation (noun)
an attacker who waits in a concealed position to launch a surprise attack	a decrease in price or value
	a communication that belittles somebody or something
	decrease in value of an asset due to obsolescence or use