bequest vs endowment

bequest

noun
  • That which has been handed down or transmitted. 

  • A person's inheritance; an amount of property given by will. 

  • The transfer of property upon the owner's death according to the will of the deceased. 

  • That which is left by will; a legacy. 

  • The act of bequeathing or leaving by will. 

verb
  • To give as a bequest; bequeath. 

endowment

noun
  • Something with which a person or thing is endowed. 

  • Property or funds invested for the support and benefit of a person or not-for-profit institution. 

  • Endowment assurance or pure endowment. 

  • A ceremony designed to prepare participants for their role in the afterlife. 

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