beneficiary vs crown prince

beneficiary

noun
  • One who benefits or receives an advantage. 

  • One who benefits from the distribution, especially out of a trust or estate. 

  • One who benefits from the payout of an insurance policy. 

adj
  • Holding some office or valuable possession, in subordination to another; holding under a feudal or other superior; having a dependent and secondary possession. 

  • Bestowed as a gratuity. 

crown prince

noun
  • A person expected to inherit or take over an enterprise or undertaking once its current manager retires or dies. 

  • A person designated and raised to become the next emperor. 

  • A person designated and raised to become the next king. 

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