sheen vs spark

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. 

spark

noun
  • A small, shining body, or transient light; a sparkle. 

  • Any of various lycaenid butterflies of the Indomalayan genus Sinthusa. 

  • An electrician. 

  • A small amount of something, such as an idea or romantic affection, that has the potential to become something greater, just as a spark can start a fire. 

  • A small particle of glowing matter, either molten or on fire. 

  • A ship's radio operator. 

  • A short or small burst of electrical discharge. 

  • A gallant; a foppish young man. 

  • A beau, lover. 

verb
  • To shoot; to fire 

  • To trigger, kindle into activity (an argument, etc). 

  • To give off a spark or sparks. 

  • To light; to kindle. 

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