cornice vs furnish

cornice is a noun but furnish is not a noun.

Word	Noun	Adjective	Verb	Adverb
cornice	Yes	No	Yes	No
furnish	No	No	Yes	No

As verbs, furnish is a hypernym of cornice; that is, furnish is a word with a broader meaning than cornice:

Other hypernyms of cornice include offer, provide, render, supply.

cornice (noun)	furnish (noun)
the topmost projecting part of an entablature
a molding at the corner between the ceiling and the top of a wall
a decorative framework to conceal curtain fixtures at the top of a window casing

cornice (verb)	furnish (verb)
furnish with a cornice	give something useful or necessary to
	provide or equip with furniture