char vs embrown

char

verb
  • To burn slightly or superficially so as to affect colour. 

  • To work, especially to do housework; to work by the day, without being a regularly hired servant. 

  • To burn something to charcoal. 

  • To work or hew (stone, etc.) 

noun
  • A charred substance. 

  • A charlady, a woman employed to do housework; cleaning lady. 

  • An odd job, a chore or piece of housework. 

  • A character (text element such as a letter or symbol). 

  • One of the several species of fishes of the genus Salvelinus. 

embrown

verb
  • To make (something) dark or dusky (“having a rather dark shade of colour”); to brown, to darken. 

  • To make (something) brown; to brown. 

  • To become or make dark or dusky; to brown, to darken. 

  • To become or make brown; to brown. 

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