basilica vs chantry

basilica

noun
  • A Christian church building having a nave with a semicircular apse, side aisles, a narthex and a clerestory. 

  • A Roman Catholic church or cathedral with basilican status, an honorific status granted by the pope to recognize its historical, architectural, or sacramental importance. 

chantry

noun
  • A chapel set up for this purpose 

  • An endowment for the maintenance of a priest to sing a daily mass for the souls of specified people 

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