broad vs bulwark

broad

noun
  • A kind of floodlight. 

  • A British gold coin worth 20 shillings, issued by the Commonwealth of England in 1656. 

  • A shallow lake, one of a number of bodies of water in eastern Norfolk and Suffolk. 

  • A lathe tool for turning down the insides and bottoms of cylinders. 

adj
  • General rather than specific. 

  • Extended, in the sense of diffused; open; clear; full. 

  • Comprehensive; liberal; enlarged. 

  • Having a large measure of any thing or quality; unlimited; unrestrained. 

  • Unsubtle; obvious. 

  • Plain; evident. 

  • Free; unrestrained; unconfined. 

  • Strongly regional. 

  • Wide in extent or scope. 

  • Velarized, i.e. not palatalized. 

bulwark

noun
  • A breakwater. 

  • A defensive wall or rampart. 

  • A defense or safeguard. 

  • Any means of defence or security. 

  • The planking or plating along the sides of a nautical vessel above her gunwale that reduces the likelihood of seas washing over the gunwales and people being washed overboard. 

verb
  • To fortify something with a wall or rampart. 

  • To provide protection of defense for something. 

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