arsenal vs quarterdeck

arsenal

noun
  • A military establishment for the storing, development, manufacturing, testing, or repairing of arms, ammunition, and other war materiel; an armoury. 

  • A store or supply of anything. 

  • Any supply of aid collected to prepare a person or army for hardship 

  • A stock of weapons, especially all the weapons that a nation possesses. 

quarterdeck

noun
  • The aft part of the upper deck of a ship; normally reserved for officers 

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