depute vs designate

depute

verb
  • To appoint; to assign; to choose. 

  • To delegate (a task, etc.) to a subordinate. 

  • To deputize (someone), to appoint as deputy. 

noun
  • deputy 

designate

verb
  • To indicate or set apart for a purpose or duty; — with to or for; to designate an officer for or to the command of a post or station. 

  • To mark out and make known; to point out; to indicate; to show; to distinguish by marks or description 

  • To call by a distinctive title; to name. 

adj
  • Designated; appointed; chosen. 

  • Used after a role title to indicate that the person has been selected but has yet to take up the role. 

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