esteem vs insouciance

esteem

noun
  • Favourable regard. 

verb
  • To regard something as valuable; to prize. 

  • To look upon something in a particular way. 

  • To set a high value on; to regard with respect or reverence. 

insouciance

noun
  • Nonchalance. 

  • Carelessness, heedlessness, indifference, or casual unconcern. 

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