cancellation vs recognition

cancellation

noun
  • The act, process, or result of cancelling; as, the cancellation of certain words in a contract, or of the contract itself. 

  • In United States intellectual property law, a proceeding in which an interested party seeks to cancel the registration of a trademark or patent. 

  • The operation of striking out common factors, e.g. in both the dividend and divisor. 

  • The property of being cancellate. 

  • A postmark that marks a postage stamp so as to prevent its reuse. 

recognition

noun
  • Acceptance as valid or true. 

  • Honour, favourable note, or attention. 

  • The act of recognizing or the condition of being recognized (matching a current observation with a memory of a prior observation of the same entity). 

  • A return of the feu to the superior. 

  • Official acceptance of the status of a new government by that of another country. 

  • The propriety consisting for antibodies to bind to some specific antigens and not to others. 

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