backset vs veer

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. 

veer

noun
  • A turn or swerve; an instance of veering. 

verb
  • To shift in a clockwise direction (if in the Northern Hemisphere, or in a counterclockwise direction if in the Southern Hemisphere). 

  • To change direction or course suddenly; to swerve. 

  • To shift aft. 

  • To change direction into the wind; to wear ship. 

  • To turn. 

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