abdicate vs stand down

abdicate

verb
  • To surrender, renounce or relinquish, as sovereign power; to withdraw definitely from filling or exercising, as a high office, station, dignity; to fail to fulfill responsibility for. 

  • To relinquish or renounce a throne, or other high office or dignity; to renounce sovereignty. 

stand down

verb
  • To withdraw or retire from a position or from a team. 

  • To wait; to stop pursuing, stop fighting, or relax from a heightened readiness posture. 

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