martyry vs sacrarium

martyry

noun
  • A shrine at a site which "bears witness" to a crucial religious event not related to a tomb. 

  • A shrine in honor of a (usually religious, notably Christian) martyr, possibly at his grave. 

sacrarium

noun
  • The area surrounding the altar of a Christian church; the sanctuary or piscina. Sometimes specifically a drain directly to the earth, perhaps including reference to a basin, for washing vessels from consecration. 

  • In Ancient Rome, a place where sacred objects were kept, either in a temple (the adytum) or in a house (holding the penates) 

  • The complex sacrum of any bird. 

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