concern vs horror

concern

noun
  • A worry; a sense that something may be wrong; an identification of a possible problem. 

  • The placement of interest or worry on a subject. 

  • The expression of solicitude, anxiety, or compassion toward a thing or person. 

  • That which affects one’s welfare or happiness. A matter of interest to someone. 

  • A business, firm or enterprise; a company. 

  • Any set of information that affects the code of a computer program. 

verb
  • To engage by feeling or sentiment; to interest. 

  • To relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to. 

  • To make somebody worried. 

horror

noun
  • An intense distressing emotion of fear or repugnance. 

  • A genre of fiction designed to evoke a feeling of fear and suspense. 

  • An individual work in this genre. 

  • Delirium tremens. 

  • A nasty or ill-behaved person; a rascal or terror. 

  • Intense dislike or aversion; an abhorrence. 

  • Something horrible; that which excites horror. 

  • An intense anxiety or a nervous depression; often the horrors. 

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