backset vs ruination

backset

noun
  • A check; a relapse; a discouragement; a setback. 

  • Whatever is thrown back in its course, such as water. 

verb
  • To plow again in the fall; said of prairie land broken up in the spring. 

ruination

noun
  • The cause of being ruined, destroyed or lost. 

  • The state of being ruined, a state of devastation or destruction. 

  • A loss of reputation. 

  • The act of ruining or wrecking. 

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