barrow vs tomb

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. 

tomb

noun
  • A pit in which the dead body of a human being is deposited; a grave. 

  • A small building (or "vault") for the remains of the dead, with walls, a roof, and (if it is to be used for more than one corpse) a door. It may be partly or wholly in the ground (except for its entrance) in a cemetery, or it may be inside a church proper or in its crypt. Single tombs may be permanently sealed; those for families (or other groups) have doors for access whenever needed. 

  • One who keeps secrets. 

verb
  • To bury. 

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