
Confirm
Proof Required
Use 'confirm' to talk about showing evidence or proof that something is true.

The email you received confirms your concert tickets are booked.
No Doubt Left
'Confirm' suggests eliminating any doubt about a fact or information.

This signature confirms the authenticity of the document.
Compare with
AffirmApproveAssertCertifyEndorseRatifySupportValidateVerify
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