alighten vs glisten

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. 

glisten

verb
  • To reflect light with a glittering luster; to sparkle, coruscate, glint or flash. 

noun
  • A glistening shine from a wet surface. 

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