Baptist vs Protestant

Baptist

noun
  • An adherent of a Protestant denomination (or various subdenominations) of Christianity, which believes in the baptism of believers (sometimes only adults), as opposed to the baptism of infants. 

adj
  • Of, relating to, or adhering to the Baptist religious denomination. 

Protestant

noun
  • A member of any of several Christian denominations which separated from the Roman Catholic Church based on theological or political differences during the Reformation (or in some cases later). 

  • A member of the Church of England or Church of Ireland, as distinct from Protestant nonconformists or dissenters 

adj
  • Of or pertaining to several denominations of Christianity that separated from the Roman Catholic Church based on theological or political differences during the Reformation. 

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