barricade vs leash

barricade

verb
  • to close or block a road etc., using a barricade 

  • to keep someone in (or out), using a blockade, especially ships in a port 

noun
  • A barrier constructed across a road, especially as a military defence 

  • An obstacle, barrier, or bulwark. 

  • A place of confrontation. 

leash

verb
  • to curb, restrain 

  • To fasten or secure with a leash. 

noun
  • A group of three 

  • A string with a loop at the end for lifting warp threads, in a loom. 

  • A brace and a half; a tierce. 

  • A set of three animals (especially greyhounds, foxes, bucks, and hares;) 

  • A strap, cord or rope with which to restrain an animal, often a dog. 

  • A leg rope. 

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