Endorsement

Noun

 * 1) The act or quality of endorsing
 * 2)  An amendment to an insurance contract that changes the coverage.
 * 3)  An instructor's signed acknowledgement of time practising specific flying skills.
 * 4)  Permission to carry out a specific skill or application in a field in which the practitioner already has a general licence.

Adjectives for Endorsement
enthusiastic; tentative; peremptory; terse; enthusiastic; ill-natured; laconic; premature.

Thesaurus
acceptance, accord, acquiescence, adherence, admiration, affirmance, affirmation, affirmative, affirmative voice, agreement, approbation, approval, assent, authentication, authorization, autograph, aye, backing, blessing, certification, christcross, cipher, compliance, confirmation, connivance, consent, countenance, countermark, countersign, countersignature, counterstamp, cross, device, eagerness, esteem, favor, favorable vote, fiat, go-ahead, green light, hand, imprimatur, indorsement, initials, mark, mark of signature, monogram, nod, notarization, okay, permission, promptitude, promptness, ratification, readiness, respect, rubber stamp, sanction, seal, seal of approval, sigil, sign manual, signature, signet, stamp, stamp of approval, submission, subscription, support, the nod, ungrudgingness, unloathness, unreluctance, validation, visa, vise, voice, vote, warrant, willingness, yea, yea vote, allonge

Alternative forms

 * indorsement