assignee vs deputy

assignee

noun
  • one who is appointed to act or speak in place of another; an agent 

  • one to whom rights or property is being transferred 

  • one to whom a thing is assigned 

deputy

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

  • 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. 

verb
  • to deputise 

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