cooking vs blacken

cooking is a noun but blacken is not a noun.

Word	Noun	Adjective	Verb	Adverb
cooking	Yes	No	No	No
blacken	No	No	Yes	No

cooking (noun)	blacken (noun)
the act of preparing something (as food) by the application of heat

cooking (verb)	blacken (verb)
	make or become black
	burn slightly and superficially so as to affect color