wildcat vs depreciation

wildcat and depreciation both are nouns.

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

wildcat (noun)	depreciation (noun)
any small or medium-sized cat resembling the domestic cat and living in the wild	a decrease in price or value
an exploratory oil well drilled in land not known to be an oil field	a communication that belittles somebody or something
a cruelly rapacious person	decrease in value of an asset due to obsolescence or use

wildcat (adjective)	depreciation (adjective)
(of a mine or oil well) drilled speculatively in an area not known to be productive
without official authorization
outside the bounds of legitimate or ethical business practices