paramilitary vs ringleader

paramilitary

noun
  • A member of a paramilitary group. 

  • A group of civilians trained and organized in a military fashion, but which do not represent the formal forces of a sovereign power. 

adj
  • relating to a paramilitary 

ringleader

noun
  • A leader of a group of people, especially an unofficial group. 

  • A person who starts and leads a disturbance (such as a riot), a conspiracy, or a criminal gang. 

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