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attestation noun

  /ˌætɛˈsteɪʃən/
  • A thing that serves to bear witness, confirm, or authenticate; validation, verification, documentation.
επιβεβαίωση, μαρτυρία

attest

μαρτυρώ

attest verb

  /əˈtɛst/
  • (transitive) To affirm to be correct, true, or genuine.
βεβαιώνω
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