contentment vs wellness

contentment

noun
  • The state or degree of being contented or satisfied. 

  • happiness in one's situation; satisfaction 

  • The neurophysiological experience of satisfaction and being at ease in one's situation, body, and/or mind. 

wellness

noun
  • The quality or state of being in good health. 

  • The process of learning about and engaging in behaviors that are likely to result in optimal health. 

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