bludgeoning vs hammering

bludgeoning

noun
  • An assault with a club or similar weapon. 

hammering

noun
  • A period of being beaten or hammered. 

  • A heavy defeat. 

  • A dented appearance on silverware, produced by successive blows of a hammer. 

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