barrow vs burian

barrow

noun
  • A mound of earth and stones raised over a grave or graves. 

  • A castrated boar. 

  • A long sleeveless flannel garment for infants. 

  • A small vehicle used to carry a load and pulled or pushed by hand. 

  • A wicker case in which salt is put to drain. 

  • A heap of rubbish, attle, or other such refuse. 

  • A hill. 

burian

noun
  • A tomb; sepulchre. 

  • A camp; hill-fort. 

  • A barrow; mound; tumulus 

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