alighten vs sheen

alighten

verb
  • To make light; to illuminate or brighten. 

  • To lighten; to reduce in weight or heaviness. 

  • To alight, to dismount or get down from. 

  • To alight; to land, to descend and rest. 

sheen

verb
  • To shine; to glisten. 

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

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. 

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