doctrine vs sect

doctrine

noun
  • The body of teachings of an ideology, most often a religion, or of an ideological or religious leader, organization, group, or text. 

  • A self-imposed policy governing some aspect of a country's foreign relations, especially regarding what sort of behavior it will or will not tolerate from other countries. 

  • A belief or tenet, especially about philosophical or theological matters. 

sect

noun
  • An offshoot of a larger religion or denomination, usually and especially one with unorthodox or extreme political and/or religious beliefs. 

  • A group following a specific ideal or a leader. 

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