cast down vs sadden

cast down

verb
  • To make (a person) discouraged or dejected. 

  • To overthrow, to defeat or bring to ruin. 

  • Used other than figuratively or idiomatically: see cast, down. 

sadden

verb
  • To make sad or unhappy. 

  • To darken a color during dyeing. 

  • To become sad or unhappy. 

  • To render heavy or cohesive. 

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