barricade vs enclosure

barricade

noun
  • An obstacle, barrier, or bulwark. 

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

  • A place of confrontation. 

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 

enclosure

noun
  • An area, domain, or amount of something partially or entirely enclosed by barriers. 

  • The area of a convent, monastery, etc where access is restricted to community members. 

  • The act of separating and surrounding an area, domain, or amount of something with a barrier. 

  • The act of enclosing, i.e. the insertion or inclusion of an item in a letter or package. 

  • Something enclosed, i.e. inserted into a letter or similar package. 

  • The act of restricting access to ideas, works of art or technologies using patents or intellectual property laws. 

  • The post-feudal process of subdivision of common lands for individual ownership. 

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