brilliance vs vividness

brilliance

noun
  • Magnificence; resplendence. 

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

  • The quality of having extraordinary mental capacity. 

vividness

noun
  • The quality or state of being vivid. 

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