provision vs furnish

provision is a noun but furnish is not a noun.

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

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

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

provision (noun)	furnish (noun)
the activity of supplying or providing something
the cognitive process of thinking about what you will do in the event of something happening
a stipulated condition
a store or supply of something (especially of food or clothing or arms)

provision (verb)	furnish (verb)
supply with provisions	give something useful or necessary to
	provide or equip with furniture