brilliance vs exoticism

brilliance

noun
  • Magnificence; resplendence. 

  • The quality of being exceptionally effulgent (giving off light). 

  • The quality of having extraordinary mental capacity. 

exoticism

noun
  • The state of being exotic. 

  • Something exotic. 

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