refurbish vs renew

refurbish and renew both are verbs.

Word	Noun	Adjective	Verb	Adverb
refurbish	No	No	Yes	No
renew	No	No	Yes	No

As verbs, renew is a hypernym of refurbish; that is, renew is a word with a broader meaning than refurbish:

refurbish: make brighter and prettier
renew: reestablish on a new, usually improved, basis or make new or like new

Other hypernyms of refurbish include regenerate.

refurbish (verb)	renew (verb)
make brighter and prettier	cause to appear in a new form
	reestablish on a new, usually improved, basis or make new or like new