Army vs Knight

Army

name
  • A sports team representing the US Military Academy at West Point. 

  • Hexagram 7 of the I Ching (䷆) 

Knight

name
  • An English surname originating as an occupation for someone who was a mounted soldier. 

  • A settlement on Saint Croix, United States Virgin Islands. 

  • A town in Iron County, Wisconsin, United States. 

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