Synonyme du mot validation

confirmation, assurance, affirmation, renouvellement, approbation, preuve, authentification, vérification, garantie, entérinement, ratification, continuation, maintien, homologation, acceptation, autorisation, décision, enregistrement, officialisation, sanction, titularisation, installation, nomination, affectation, visa, attestation, licence, passeport, sceau