approval or sanction

The program for supporting the arts won the government's endorsement.

the placing of one's signature, instructions, etc., on a document.

the signature, instructions, etc., placed on the reverse of a commercial document, for the purpose of assigning the interest therein to another.

a clause under which the stated coverage of an insurance policy may be altered.

noun

censure , disapproval , opposition , rejection

noun

advocacy , affirmation , approbation , approval , backing , championing , commercial , confirmation , countersignature , favor , fiat , go-ahead * , green light * , hubba-hubba , okay , pat on back , permission , qualification , ratification , recommendation , sanction , seal of approval , signature , stroke , subscription to , superscription , the nod , warrant , allowance , authorization , consent , leave , license , permit , support , acceptance , amendment , rider