171 entries under noun topic. ×
| revolutionary(adjective, person, concern, enthusiastic) | |
| fanatic(adjective, person, concern, interest) | |
| extremist(adjective, person, concern, belief) | |
| insurgent(adjective, person, rebel, revolutionary) | |
| revolutionist(person, concern, edge, politics) | |
| ultra(adjective, adverb, person, concern) | |
| root(adjective, cause, original, basic) | |
| rebel(adjective, person, original, liberal) | |
| nonconformist(adjective, person, independent, eccentric) | |
| original(adjective, cause, important, new) | |
| leftist(adjective, person, excessive, liberal) | |
| base | |
| progressive(adjective, person, open, moderate) | |
| anarchist(person, rebel, partisan, reactionary) | |
| immoderate(adjective, severe, harsh, violent) | |
| liberal(adjective, open, moderate, spread) | |
| militant(adjective, person, aggressive, thorough) | |
| stem | |
| subversive(adjective, person, revolutionary, secretive) | |
| insurrectionist(adjective, person, rebel) |
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| APA | Smart Define. (2016). radical thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/radical/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "radical thesaurus" https://smartdefine.org/radical/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, radical thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/radical/thesaurus/synonyms>. |
| MLA | Smart Define. "radical thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/radical/thesaurus/synonyms> |