judicature vs rulership

judicature

noun
  • The office or authority of a judge; jurisdiction. 

  • The administration of justice by judges and courts; judicial process. 

  • Judges collectively; a court or group of courts; the judiciary. 

rulership

noun
  • A position in which one rules or has sovereignty over others. 

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