alighten vs embarge

alighten

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

  • To make light; to illuminate or brighten. 

  • To lighten; to reduce in weight or heaviness. 

  • To alight, to dismount or get down from. 

embarge

verb
  • To board a barge; to embark. 

  • To put in a barge. 

noun
  • An embargo. 

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