stamp approval (noun) affirmation: declaration of the truth of something
Sinonime: affidavit,
assertion, asseveration, attestation, averment, avouchment, avowal, certification,
confirmation,
declaration, green light, oath,
okay, pronouncement, ratification, stamp of approval,
statement, sworn statement,
testimonial,
testimonyAntonime: denial, negation, nullification, veto