prove vs authenticate

prove and authenticate both are verbs.

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

As verbs, authenticate is a hypernym of prove; that is, authenticate is a word with a broader meaning than prove:

prove (verb)	authenticate (verb)
establish the validity of something, as by an example, explanation or experiment	establish the authenticity of something
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