magistrate vs syndic

magistrate

noun
  • A judicial officer with limited authority to administer and enforce the law. A magistrate's court may have jurisdiction in civil or criminal cases, or both. 

  • A comparable official in medieval or modern institutions. 

  • A master's degree. 

  • A high official of the state or a municipality in ancient Greece or Rome. 

syndic

noun
  • A government official having different duties depending on the country; also, a magistrate, especially one of the Chief Magistrates of Geneva, Switzerland. 

  • An agent of a corporation, or of any body of people engaged in a business enterprise; specifically, in the University of Cambridge, a member of the senate appointed to carry out specific duties. 

How often have the words magistrate and syndic occurred in a corpus of books? (source: Google Ngram Viewer )