Burden vs Ensign

Burden

name
  • A minor city in Cowley County, Kansas, United States. 

  • A surname. 

  • A village in Erpeldange commune, Luxembourg (French spelling). 

Ensign

name
  • A city in Kansas 

  • A surname. 

  • A hamlet in Alberta, Canada 

  • The official magazine of The Church of Jesus Christ of Latter-day Saints 

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