banknote vs payment

banknote

noun
  • A promissory note issued by a bank, payable at a given time to a specific beneficiary. 

  • A piece of paper currency. 

payment

noun
  • The act of paying. 

  • An instance of that act; a sum of money paid in exchange for goods or services, or the transaction that conveys it. 

  • Antonyms: non-payment, nonpayment 

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