Synonyms of confirmation in English:

confirmation


See US English definition of confirmation

See UK English definition of confirmation

See Spanish definition of confirmación

noun

1‘there was no independent confirmation of the reported deaths’

SYNONYMS
corroboration, verification, proof, testimony, endorsement, authentication, substantiation, justification, vindication, support, evidence

2‘confirmation of your appointment is dependent upon satisfactory performance’

SYNONYMS
ratification, approval, authorization, validation, sanction, endorsement, formalization, certification, accreditation, recognition, acceptance
agreement to, consent to