administration vs vigintivirate

administration

noun
  • The executive part of government; the persons collectively who are entrusted with the execution of laws and the superintendence of public affairs; the chief magistrate and his cabinet or council; or the council, or ministry, alone, as in Great Britain. 

  • The act of administering, or tendering something to another; dispensation. 

  • The country's government under the rule of a particular leader. 

  • The act of administering; government of public affairs; the service rendered, or duties assumed, in conducting affairs; the conducting of any office or employment; direction. 

  • Management. 

  • An arrangement whereby an insolvent company can continue trading under supervision. 

  • A body that administers; a body of administrators. 

vigintivirate

noun
  • A group of twenty people, especially (politics) a council of twenty men sharing an office or rule and particularly (historical) such an administrative council in ancient Rome. 

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