sureness vs worry

sureness

noun
  • The property of being sure, deft, confident of ability. 

  • The property of being sure, certainty. 

  • The result or product of being sure. 

worry

verb
  • To harass; to irritate or distress. 

  • To touch repeatedly, to fiddle with. 

  • To be troubled; to give way to mental anxiety or doubt. 

  • To seize or shake by the throat, especially of a dog or wolf. 

  • Disturb the peace of mind of; afflict with mental agitation or distress. 

noun
  • A strong feeling of anxiety. 

  • An instance or cause of such a feeling. 

  • A person who causes worry. 

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