#1 attest v. [certify, manifest, demonstrate, evidence] provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes; "His high fever attested to his illness"; "The buildings in Rome manifest a high level of architectural sophistication"; "This decision demonstrates his sen. wn
#2 attest v. authenticate, affirm to be true, genuine, or correct, as in an official capacity; "I attest this signature". wn
#3 attest v. [testify, take the stand, bear witness] give testimony in a court of law. wn
#4 attest v. establish or verify the usage of; "This word is not attested until 1993". wn
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