anarchist

from WordNet (r) 3.0 (2006)

anarchist
    n 1: an advocate of anarchism [syn: {anarchist}, {nihilist},
         {syndicalist}]

from The Collaborative International Dictionary of English v.0.48

Anarchist \An"arch*ist\, n. [Cf. F. anarchiste.]
   An anarch; one who advocates anarchy of aims at the overthrow
   of civil government.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

67 Moby Thesaurus words for "anarchist":
      Bolshevik, Bolshevist, Bolshie, Carbonarist, Carbonaro, Castroist,
      Castroite, Charley, Communist, Cong, Fenian, Guevarist, Jacobin,
      Leninist, Maoist, Marxist, Mau-Mau, Puritan, Red, Red Republican,
      Roundhead, Sinn Feiner, Trotskyist, Trotskyite, VC, Vietcong,
      Wobbly, Yankee, Yankee Doodle, anarch, anarcho-syndicalist,
      antinomian, bonnet rouge, criminal syndicalist,
      extreme left-winger, extremist, frondeur, insurgent,
      insurrectionist, left-wing extremist, lunatic fringe, malcontent,
      mild radical, mutineer, nihilist, parlor Bolshevik, parlor pink,
      pink, pinko, radical, rebel, red, revel, revolter, revolutionary,
      revolutionary junta, revolutioner, revolutionist, revolutionizer,
      sans-culotte, sans-culottist, subversive, syndicalist, terrorist,
      ultra, ultraist, yippie