authenticate vs prove

authenticate and prove both are verbs.

Word	Noun	Adjective	Verb	Adverb
authenticate	No	No	Yes	No
prove	No	No	Yes	No

As verbs, prove is a hyponym of authenticate; that is, prove is a word with a more specific, narrower meaning than authenticate:

authenticate (verb)	prove (verb)
establish the authenticity of something	establish the validity of something, as by an example, explanation or experiment
	obtain probate of
	prove formally; demonstrate by a mathematical, formal proof
	provide evidence for
	take a trial impression of
	cause to puff up with a leaven
	increase in volume
	put to the test, as for its quality, or give experimental use to
	be shown or be found to be