communion vs hostility

communion

noun
  • A form of ecclesiastical unity between the Roman Church and another, so that the latter is considered part of the former. 

  • A joining together of minds or spirits; a mental connection. 

  • Holy Communion. 

hostility

noun
  • The state of being hostile. 

  • A hostile action, especially a military action. See hostilities for specific plural definition. 

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