bludgeon vs cosh

bludgeon

verb
  • To strike or hit with something hard, usually on the head; to club. 

  • To coerce someone, as if with a bludgeon. 

noun
  • A short, heavy club, often of wood, which is thicker or loaded at one end. 

cosh

verb
  • To strike with a weapon of this kind. 

noun
  • A blunt instrument such as a bludgeon or truncheon. 

  • A weapon made of leather-covered metal similar to a blackjack. 

adj
  • cosy; snug 

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