anxiety vs suspense

anxiety

noun
  • An unpleasant state of mental uneasiness, nervousness, apprehension and obsession or concern about some uncertain event. 

  • An uneasy or distressing desire (for something). 

  • A state of restlessness and agitation, often accompanied by a distressing sense of oppression or tightness in the stomach. 

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 anxiety and suspense occurred in a corpus of books? (source: Google Ngram Viewer )