Ultraism

(n.) The principles of those who advocate extreme measures, as radical reform, and the like.

Thesaurus Entries

Bolshevikism, Bolshevism, Carbonarism, Castroism, Jacobinism, Maoism, Marxism, New Left, Old Left, Sinn Feinism, anarcho-syndicalism, anarchy, antinomianism, chaos, communism, confusion, criminal syndicalism, disorder, disorderliness, disorganization, disruption, distemper, extreme left, extreme left wing, extremism, left-wing extremism, lynch law, misrule, mob law, mob rule, mobocracy, nihilism, not, ochlocracy, primal chaos, radicalism, radicalization, rebellion, revolution, revolutionism, sans-culotterie, sans-culottism, syndicalism, terrorism, tohubohu, turmoil, ultraconservatism, ultraism, unruliness, utopianism