munition vs weaponry

munition

noun
  • Materials of war: armaments, weapons and ammunition. 

  • Bombs, rockets, missiles (complete explosive devices, in contrast to e.g. guns). 

verb
  • To supply with munitions. 

weaponry

noun
  • Weapons, collectively 

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