deputy vs secretary

deputy

verb
  • to deputise 

noun
  • A member of the Chamber of Deputies, formerly called Corps Législatif. 

  • One appointed as the substitute of others, and empowered to act for them, in their name or their behalf; a substitute in office. 

  • a member of Dáil Éireann, or the title of a member of Dáil Éireann. (Normally capitalised in both cases). 

  • a law enforcement officer who works for the county sheriff's office; a deputy sheriff or sheriff's deputy; the entry level rank in such an agency. 

  • A person employed to install and remove props, brattices, etc. and to clear gas, for the safety of the miners. 

secretary

verb
  • To serve as a secretary of. 

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. 

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