lectern vs liturgy

lectern

noun
  • A stand with a slanted top used to support a bible from which passages are read during a church service. 

  • A similar stand to support a lecturer's notes. 

liturgy

noun
  • An official worship service of the Christian church. 

  • A predetermined or prescribed set of rituals that are performed, usually by a religion. 

  • In Ancient Greece, a form of personal service to the state. 

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