bludgeon
blud·geon
I
 /ˈblʌʤən/  verb  , -geons, -geoned, -geon·ing [  + obj  ]
  1 : to hit (someone or something) very hard
   The victim was bludgeoned to death with a hammer.
  2 : to use arguments or threats to force (someone) to do something
   He was bludgeoned [=bullied] into accepting the deal.
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II
  noun  ,  pl   -geons [  count  ]
  1 : a heavy stick that usually has one thick end and is used as a weapon
  2 : something that is used to attack or bully someone
   the bludgeon of satire