banknote vs denier

banknote

noun
  • A piece of paper currency. 

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

denier

noun
  • An old French coin worth one-twelfth of a sou. 

  • One who denies or forbids something. 

  • One who denies the existence of something. 

  • A unit of linear density which indicates the fineness of fiber or yarn, equal to one gram per 9000 meters, used especially to measure or indicate the fineness of hosiery. Originally equal to the weight of a denier coin per 9600 aunes. 

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