English to English

noun (n)

• a radical supporter of political or social revolution

  radikal tegar politik atau sosial revolusi

  Synonym:
  revolutionary, subversive, subverter
  

  source: wordnet30
• One engaged in effecting a change of government; a favorer of revolution.

  satu bergerak dalam effecting perubahan dari pemerintah; sebuah favorer revolusi.

  source: webster1913