brilliance vs wonderkid

brilliance

noun
  • Magnificence; resplendence. 

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

  • The quality of having extraordinary mental capacity. 

wonderkid

noun
  • A child prodigy; (if male) a golden boy 

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