Dissident

dissident
ˈdɪsɪd(ə)nt/
noun
noun: dissident; plural noun: dissidents
  1. 1.
    a person who opposes official policy, especially that of an authoritarian state.
    “a dissident who had been jailed by a military regime”
    synonyms: dissenter, objector, protester, disputant; More

    antonyms: conformist
adjective
adjective: dissident
  1. 1.
    in opposition to official policy.
    “the measure was supported by dissident Tories”
    synonyms: dissentient, dissenting, disagreeing; More

    antonyms:P1000261 conforming