electric chair vs puzzle

electric chair

noun
  • A transitional hold in which an attacking wrestler hoists an opponent up onto his/her shoulders so that they are both facing in the same direction. 

  • A chair-like device used for performing execution by electrocution. 

  • An electrically powered wheelchair. 

puzzle

noun
  • A game for one or more people that is more or less difficult to work out or complete. 

  • Anything that is difficult to understand or make sense of. 

  • A riddle. 

  • The state of being puzzled; perplexity. 

  • A jigsaw puzzle. 

  • A crossword puzzle. 

verb
  • To think long and carefully, in bewilderment. 

  • To perplex, confuse, or mystify; to cause (someone) to be faced with a mystery, without answers or an explanation. 

  • To make intricate; to entangle. 

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