alighten vs belight

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. 

belight

verb
  • To light up; illuminate. 

  • To become lit up; shine up; dawn. 

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