leverage vs furnish

leverage is a noun but furnish is not a noun.

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

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

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

leverage (noun)	furnish (noun)
investing with borrowed money as a way to amplify potential gains (at the risk of greater losses)
strategic advantage; power to act effectively
the mechanical advantage gained by being in a position to use a lever

leverage (verb)	furnish (verb)
provide with leverage	give something useful or necessary to
supplement with leverage	provide or equip with furniture