bulwark vs tackle

bulwark

noun
  • A defensive wall or rampart. 

  • A defense or safeguard. 

  • A breakwater. 

  • 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. 

tackle

noun
  • A block and tackle. 

  • Any instance in which one person intercepts another and forces them to the ground. 

  • A device for grasping an object and an attached means of moving it, as a rope and hook. 

  • A man's genitalia. 

  • Equipment, gear, gadgetry. 

  • A play where a player attempts to take control over the ball from an opponent, as in rugby or football. 

  • Equipment (rod, reel, line, lure, etc.) used when angling. 

  • An offensive line position between a guard and an end: offensive tackle; a person playing that position. 

  • A play where a defender brings the ball carrier to the ground. 

  • Clothing. 

  • A defensive position between two defensive ends: defensive tackle; a person playing that position. 

verb
  • To "hit on" or pursue a person that one is interested in. 

  • To face or deal with, attempting to overcome or fight down. 

  • To bring a ball carrier to the ground. 

  • To attempt to take away a ball. 

  • To force a person to the ground with the weight of one's own body, usually by jumping on top or slamming one's weight into them. 

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