concern vs suspense

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. 

suspense

noun
  • The unpleasant emotion of anxiety or apprehension in an uncertain situation. 

  • A deadline. 

  • the pleasurable emotion of anticipation and excitement regarding the outcome or climax of a book, film etc. 

  • A temporary cessation of one's right; suspension, as when the rent or other profits of land cease by unity of possession of land and rent. 

  • The condition of being suspended; cessation for a time. 

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