chatelain vs superintendent

chatelain

noun
  • Synonym of castellan: the lord of a castle; a caretaker entrusted to oversee a castle for its lord. 

superintendent

noun
  • The manager of a building, usually a communal residence, who is responsible for keeping the facilities functional and often collecting rent or similar payments, either as also the building's landlord or on behalf of same. Often abbreviated "super". 

  • A police rank used in Commonwealth countries, ranking above chief inspector, and below chief superintendent. 

  • A janitor. 

  • The head of a Sunday school. 

  • In some Protestant churches, a clergyman having the oversight of the clergy of a district. 

  • A person who is authorized to supervise, direct or administer something. 

adj
  • Overseeing; superintending. 

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