Sanction
Definitions
n. 1. Approval; support; permission
2. (usually plural) A penalty for breaking with law or custom
tr. v. To approve; to encourage
Synonyms
Noun: allowance, confirmation, endorsement
Verb: to ratify, to confirm, to authorize
Antonyms
Noun: denial, disapproval, rejection
Verb: to disapprove, to deny, to veto
Sentence #1
John must get sanction from his parents to go to the field trip with his classmates.
Sentence #2
Ben's plan was sanctioned by his boss, which was surprising because he usually does not approve them.
Learn English Vocabulary - New Word: Sanction