How to sign: 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 se;
Similiar / Same: attest, manifest, evidence, demonstrate
Categories: bear witness, evidence, prove, show, testify
Within this category: authenticate, condemn, notarize, reflect, reflect