8
reformist
6
meliorist
6
crusader
6
radical(noun, person, advocate, improvement, partisan)
4
liberal
4
progressive
4
revisionist(noun, advocate, radical, partisan, reactionary)
3
extremist(noun, rebel, fanatic, progressive, revolutionary)
3
revolutionary(noun, radical, rebel, progressive, partisan)
3
activist(noun, supporter, revolutionary, militant, extremist)
3
left-winger(noun, radical, rebel, fanatic, progressive)
3
leftist(noun, radical, rebel, progressive, revolutionary)
2
abolitionist
2
agitator(noun, person, advocate, radical, rebel)
2
progressivist
2
protester
2
rebel(noun, radical, progressive, partisan, revolutionary)
2
social reformer
1
utopian
1
adjy(noun, advocate, radical, partisan, reactionary)
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APASmart Define. (2015). reformer thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/reformer/thesaurus/synonyms
ChicagoSmart Define. 2015. "reformer thesaurus" https://smartdefine.org/reformer/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, reformer thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/reformer/thesaurus/synonyms>.
MLASmart Define. "reformer thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/reformer/thesaurus/synonyms>