brilliance vs sheen

brilliance

noun
  • Magnificence; resplendence. 

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

  • The quality of having extraordinary mental capacity. 

sheen

noun
  • Splendor; radiance; shininess. 

  • A thin layer of a substance (such as oil) spread on a solid or liquid surface. 

  • The letter ش in the Arabic script. 

adj
  • Beautiful, good-looking, attractive; radiant; shiny. 

verb
  • To shine; to glisten. 

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