close up view of the word endorsement. an endorsement is a form of approval, support, or recommendation given to a product

approval support recommendation authorization acceptance backing sanction confirmation advocation advocacy ratification acknowledgment favor patronage blessing nod consent permission vouching indorsement seal stamp affirmation validation ovation applause certification imprimatur accreditation sustaining encouragement promotion endorsing warrant aye thumbsup ratify consentment mandate advocating assent favoring assentation aiding authentication approved aprrove accepted accept close view word endorsement form product endorsement