armoury vs warfare

armoury

noun
  • A collection of weapons and materiel. 

  • Heraldry 

  • A place where arms are kept, an arsenal. 

  • A place where arms are made. 

  • The manufacture of armour and arms; arming, armouring. 

warfare

noun
  • Military operations of some particular kind e.g. guerrilla warfare. 

  • The waging of war or armed conflict against an enemy. 

verb
  • To lead a military life; to carry on continual wars. 

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