Radical

مترادف و متضاد radical

1. adjective fundamental, basic
   Synonyms: basal, bottom, cardinal, constitutional, deep-seated, essential, foundational, inherent, innate, intrinsic, meat-and-potatoes, native, natural, organic, original, primal, primary, primitive, profound, thoroughgoing, underlying, vital
   Antonyms: extrinsic, nonessential, superficial
2. adjective deviating by extremes
   Synonyms: advanced, anarchistic, complete, entire, excessive, extremist, fanatical, far-out, freethinking, iconoclastic, immoderate, insubordinate, insurgent, insurrectionary, intransigent, lawless, leftist, militant, mutinous, nihilistic, progressive, rabid, rebellious, recalcitrant, recusant, refractory, restive, revolutionary, riotous, seditious, severe, sweeping, thorough, ultra, ultraist, uncompromising, violent, way out
   Antonyms: conservative, moderate
3. noun person who advocates significant, often extreme change
   Synonyms: agitator, anarchist, avant-garde, extremist, fanatic, firebrand, freethinker, iconoclast, insurgent, insurrectionist, leftist, left-winger, militant, mutineer, nihilist, nonconformist, objector, pacifist, progressive, rebel, reformer, renegade, revolter, revolutionary, rioter, secessionist, subversive, ultraist
   Antonyms: conservative, moderate