dumper vs juggernaut

dumper

noun
  • A small vehicle often used to carry loads and material around, often on building sites. 

  • One who dumps a boyfriend or girlfriend; the one of a romantic couple who terminates the relationship. 

  • A wave that knocks a surfer into the water. 

  • A program that outputs the contents of storage or a data structure. 

  • A dropper of refuse, particularly not in landfill sites/recycling sites. 

juggernaut

noun
  • A large, cumbersome truck or lorry, especially an artic. 

  • An institution that incites destructive devotion or to which people are carelessly sacrificed. 

  • A literal or metaphorical force or object regarded as unstoppable, that will crush all in its path. 

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