fitness vs rightness

fitness

noun
  • The condition of being fit, suitable or appropriate. 

  • The condition of being attractive, fanciable or beautiful. 

  • The cultivation of an attractive and/or healthy physique. 

  • An organism's or species' degree of success in finding a mate and producing offspring. 

rightness

noun
  • The characteristic of being right; correctness. 

  • The result or product of being right; something correct. 

  • The property of being on, or moving toward, the right. 

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