Radicalism

n.

1.

The quality or state of being radical; specifically, the doctrines or principles of radicals in politics or social reform. Radicalism means root work; the uprooting of all falsehoods and abuses. - F. W. Robertson.

Noun

1.

radicalism - the political orientation of those who favor revolutionary change in government and society

Fabianism, Jacobinism, New Left, Old Left, abandon, anarchism, anarcho-syndicalism, boundlessness, conversion, criminal syndicalism, egregiousness, enormousness, exaggeration, excess, excessiveness, exorbitance, exorbitancy, extravagance, extravagancy, extreme, extreme left, extreme left wing, extremes, extremism, extremity, fabulousness, giantism, gigantism, gluttony, gradualism, hyperbole, hypertrophy, immoderacy, immoderateness, immoderation, incontinence, inordinacy, inordinance, inordinateness, intemperance, intemperateness, left-wing extremism, meliorism, monstrousness, nihilism, nimiety, outrageousness, overdevelopment, overgreatness, overgrowth, overindulgence, overlargeness, overmuch, overmuchness, progressivism, radical reform, radicalization, reform, reformation, reformism, regeneration, revisionism, revolution, revolutionism, sans-culotterie, sans-culottism, syndicalism, too much, too-muchness, transformation, ultraconservatism, ultraism, unconscionableness, undueness, unreasonableness, unrestrainedness, utopianism