metallurgy vs debase

metallurgy is a noun but debase is not a noun.

Word	Noun	Adjective	Verb	Adverb
metallurgy	Yes	No	No	No
debase	No	No	Yes	No

metallurgy (noun)	debase (noun)
the science and technology of metals

metallurgy (verb)	debase (verb)
	lower in value by increasing the base-metal content
	corrupt, debase, or make impure by adding a foreign or inferior substance; often by replacing valuable ingredients with inferior ones
	corrupt morally or by intemperance or sensuality