mandatary

/ˈmændəˌtɛri/
noun
  1. A person or country that has been given authority to act on behalf of another, especially in a political or legal context.
    • As the mandatary of the estate, she managed all the legal affairs for the family.
    • The treaty designated the neighboring country as the mandatary for the disputed territory.
    • The United Nations appointed a mandatary to oversee the transition to independence.
Antonyms
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