Hexenhammer
The word reappears on the title page of the 15th-century witch-finding book "Malleus Maleficarum": "MALLEUS MALEFICARUM, Maleficas, &amp; earum hæresim, ut "phramea" potentissima conterens." ("The Hammer of Witches, which destroys witches and their heresy as with a very mighty sword.")