brilliancy vs glossiness

brilliancy

noun
  • A shining quality; brilliance. 

  • An act of being brilliant. 

  • A spectacular and beautiful game of chess, generally featuring sacrificial attacks and unexpected moves. 

glossiness

noun
  • The state of being glossy. 

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