brilliance vs resplendency

brilliance

noun
  • Magnificence; resplendence. 

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

  • The quality of having extraordinary mental capacity. 

resplendency

noun
  • resplendence, radiant beauty 

  • A property of the truth of sentence structures in Peano arithmetic 

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