supervisor vs supporter

supervisor

noun
  • A person with the official task of overseeing the work of a person or group, or of other operations and activities. 

  • In certain states, an elected member of the governing body for a county which is called the board of supervisors. 

  • A person who monitors someone to make sure they comply with rules or other requirements set for them. 

  • A process responsible for managing other processes. 

supporter

noun
  • 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. 

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

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

  • Something that supports another thing. 

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