adopt vs endorse

adopt

verb
  • To select and take or approve. 

  • To take voluntarily (a child of other parents) to be in the place of, or as, one's own child. 

  • To take or receive as one's own what is not so naturally. 

  • To obtain (a pet) from a shelter or the wild. 

  • To take by choice into the scope of one's responsibility. 

  • To beat an opponent ten times in a row. 

endorse

verb
  • To give an endorsement. 

  • To report (a symptom); to describe. 

  • To write one's signature on the back of a cheque, or other negotiable instrument, when transferring it to a third party, or cashing it. 

  • To express support or approval, especially officially or publicly. 

noun
  • A diminutive of the pale, usually appearing in pairs on either side of a pale. 

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