emptiness vs insurance

emptiness

noun
  • The state or feeling of being empty. 

  • A void; a nothingness; something lacking existence. 

  • A nonexistence; a lack of existence. 

insurance

noun
  • The business of providing insurance. 

  • A means of indemnity against a future occurrence of an uncertain event. 

  • The car was totalled, but fortunately I had insurance. 

  • Any attempt to forestall an unfavorable event. 

  • A bet made after the deal, which pays off if the dealer has blackjack. 

  • An insurance policy 

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