basilica vs synagogue

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. 

synagogue

noun
  • A place of worship for Jews or Samaritans. 

  • A congregation of Jews or Samaritans for the purpose of worship or religious study. 

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