pulpit vs tribune

pulpit

noun
  • A raised desk, lectern, or platform for an orator or public speaker. 

  • The railing at the bow of a boat, which sometimes extends past the deck. It is sometimes referred to as bow pulpit. The railing at the stern of the boat is sometimes referred to as a stern pulpit; other texts use the term pushpit. 

  • A raised platform in a church, usually enclosed, where the minister or preacher stands when giving the sermon. 

  • A bow platform for harpooning. 

  • Activity performed from a church pulpit, in other words, preaching, sermons, religious teaching, the preaching profession, preachers collectively or an individual preaching position; by extension: bully pulpit. 

tribune

noun
  • A place or an opportunity to speak, to express one's opinion; a platform or pulpit. 

  • (Latin tribunus militum, "tribune of the soldiers"): an officer of the Roman army who ranked below the legate and above the centurion. 

  • A protector of the people. 

  • The domed or vaulted apse in a Christian church that houses the bishop's throne. 

  • An elected official in Ancient Rome. 

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