supporter vs true believer

supporter

noun
  • A person who supports, promotes, advocates or champions a cause, movement, or political party; an adherent. 

  • A person who provides moral or physical support to another; an attendant participating in a ceremony or procession. 

  • Someone who is a fan of a certain sports team or sportsperson. 

  • A garter worn around the leg to support a sock or stocking. 

  • Something that supports a structure such as a building or a sculpture. 

  • An animal or figure that supports a shield in a coat of arms. 

  • Something that supports another thing. 

true believer

noun
  • One who believes dogmatically in something regardless of evidence or even conclusive proof that the thing is false or was staged; one who has true-believer syndrome. 

  • Used other than figuratively or idiomatically: see true, believer. 

  • A strict follower of a doctrine. 

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