gilravage vs heist

gilravage

verb
  • To plunder; to despoil. 

  • To feast in a noisy and riotous manner. 

noun
  • Noisy riotous conduct. 

heist

verb
  • To steal, rob, or hold up (something). 

noun
  • A robbery or burglary, especially from an institution such as a bank or museum. 

  • A fiction genre in which a heist is central to the plot; a work in such a genre. 

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