caprice vs normality

caprice

noun
  • A capriccio. 

  • A brief romance. 

  • An unpredictable or sudden condition, change, or series of changes. 

  • An impulsive, seemingly unmotivated action, change of mind, or notion. 

  • A disposition to be impulsive. 

normality

noun
  • The concentration of a solution expressed in gram equivalent weights of solute per litre of solution. 

  • A measure of how well an observed distribution approximates a normal distribution. 

  • The state of being normal or usual; normalcy. 

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