The verb for proof is prove.
Other verbs depending on the tense are proves, proving and proved.
Some example sentences are:
"I will prove this theory".
"This proves he did it".
"I am proving you wrong".
"The theory was eventually proved".
Prove (verb). A prosecutor has to prove the defendant committed a crime. He presents the proof to the jury in order to prove his case.Another, job-specific verb form of proof is in my industry, journalism, where we will say "Would you proof this page?" In this case proof is a shortened version of the verb proofread. This probably is not in Webster's.
Proving
Authenticity itself, is not a verb. To authenticate, however is, for example, I had to AUTHENTICATE (verb) my documents, to show proof of AUTHENTICITY (noun)
Yes, demonstrate is a verb meaning to clearly show the existence of truth of something by giving proof or evidence.
Conjecture is a noun, the corresponding verb is to conject, meaning to form an opinion without proof.
The word proof is both a noun and a verb.Proof (as in evidence, or as in a final draft before printing of a photo or book) is a noun.The corresponding verb is to prove.Proof may be a verb, proof, meaning 'to test, to examine for flaws.'In baking, it means 'to cause dough to rise.'In printing, it means 'to make a trial impression' or 'to proofread.'Examples:Noun: For some people, if it's in a blog, that's proof that it's true.Verb: More people should proof their emails and texts before they hit send.
Evidence does not have a plural form, as it is an uncountable noun. It is like information, or furniture, or even news, which, in spite of the final -s is always singular. So, you can have "a piece of evidence", or "pieces of evidence", but not "evidences".
"Proof" is a noun and so doesn't have any tenses. Only verbs have tenses.The future tense of the verb prove is will prove.
The noun "proof" (evidence) has no plural. However preliminary versions of printed material are often referred to as proofs. Examining or proofreading uses the verb to proof meaning to check or verify.However, the form of the verb to prove is proves(confirms).
The singular noun is proof.The word proof is also a verb and an adjective.
declared, but without proof to judge some one without having proof
pretty sure it's a verb. I might be wrong though.