danger vs insurance

danger

noun
  • An instance or cause of likely harm. 

  • The stop indication of a signal (usually in the phrase "at danger"). 

  • Exposure to likely harm; peril. 

insurance

noun
  • Any attempt to forestall an unfavorable event. 

  • 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. 

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

  • An insurance policy 

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