corroboration
noun
[ kəˌrɒbəˈreɪʃ(ə)n ]
• evidence which confirms or supports a statement, theory, or finding; confirmation.
• "there is no independent corroboration for this"
Similar:
confirmation,
verification,
attestation,
affirmation,
ratification,
endorsement,
accreditation,
authentication,
validation,
certification,
documentation,
evidence,
proof,
substantiation,
support,
backing,
bolstering,
reinforcement,
weight,
