uphold vs confirm

uphold and confirm both are verbs.

Word	Noun	Adjective	Verb	Adverb
uphold	No	No	Yes	No
confirm	No	No	Yes	No

As verbs, confirm is a hypernym of uphold; that is, confirm is a word with a broader meaning than uphold:

Other hypernyms of uphold include reassert.

uphold (verb)	confirm (verb)
stand up for; stick up for; of causes, principles, or ideals	make more firm
support against an opponent	establish or strengthen as with new evidence or facts
keep or maintain in unaltered condition; cause to remain or last	strengthen or make more firm
	administer the rite of confirmation to
	support a person for a position