Sister vs Venerable

Sister

noun
  • Title of respect for an adult female member of a religious order. 

  • Title of respect for an adult female member of a fraternal/sororal organization, or comrade in a movement, or even a stranger using fictive kin. 

  • A title used to personify or respectfully refer to concepts or animals. 

Venerable

noun
  • A title indicating respect, prefixed to the names of Buddhist monks and nuns. 

adj
  • A form of address for an archdeacon in the Anglican Church 

  • The description in the Roman Catholic Church of someone in the first stages of canonisation 

  • The description of some saints in the Eastern Orthodox Church 

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