armoury vs panoply

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. 

panoply

noun
  • A collection or display of weaponry. 

  • A complete set of armour. 

  • A broad or full range or complete set. 

  • A splendid display of something. 

  • Something that covers and protects. 

  • Ceremonial garments, complete with all accessories. 

verb
  • To array or bedeck 

  • To fit out in a suit of armour 

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