backset vs hot water

backset

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

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

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

hot water

noun
  • Used other than figuratively or idiomatically: see hot, water. 

  • fierce criticism 

  • A dangerous situation; trouble. 

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