coadjutant vs secretary

coadjutant

noun
  • An assistant. 

adj
  • Mutually assisting or operating; helping. 

secretary

noun
  • A type of desk, secretary desk; a secretaire. 

  • A person who keeps records, takes notes and handles general clerical work. 

  • The head of a department of government. 

  • A secretary bird, a bird of the species Sagittarius serpentarius. 

  • A managerial or leading position in certain non-profit organizations, such as political parties, trade unions, international organizations. 

verb
  • To serve as a secretary of. 

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