assailant vs jouster

assailant

noun
  • Someone who attacks or assails another violently, or criminally. 

  • A hostile critic or opponent. 

adj
  • Assailing; attacking. 

jouster

noun
  • A person who jousts. 

  • A horse used as a mount when jousting. 

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