deviationist

/ˌdiviˈeɪʃənɪst/
noun
  1. A person whose beliefs or actions differ from the official or accepted doctrine of a group, especially a political party.
    • In the 1920s, many deviationists were criticized for their independent views.
    • The group's leader accused anyone who questioned his ideas of being a deviationist.
    • The party expelled the deviationist for refusing to follow the new policy.
Antonyms
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