attestation vs evidence

attestation and evidence both are nouns.

Word	Noun	Adjective	Verb	Adverb
attestation	Yes	No	No	No
evidence	Yes	No	Yes	No

As nouns, evidence is a hypernym of attestation; that is, evidence is a word with a broader meaning than attestation:

attestation (noun)	evidence (noun)
the action of bearing witness	your basis for belief or disbelief; knowledge on which to base belief
the evidence by which something is attested	(law) all the means by which any alleged matter of fact whose truth is investigated at judicial trial is established or disproved
	an indication that makes something evident

attestation (verb)	evidence (verb)
	provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
	provide evidence for
	give evidence