387 entries under adjective topic. ×

4
paramount(importance, important, significant, original)
4
reformist(moderate, tolerant, modern, flexible)
4
rudimentary(important, significant, original, essential)
4
tolerant(open, moderate, spread, large)
4
ultraist(noun, person, enthusiastic, ill)
4
utmost(great, wonderful, amazing, essential)
4
violent(passionate, enthusiastic, ill, sick)
3
absolute(severe, harsh, exceptional, essential)
3
crucial(great, important, significant, original)
3
form
3
heretical
3
individualist(noun, original, liberal, rebel)
3
intensive
3
major(great, important, significant, original)
3
mutinous(rebellious, extremes)
3
nihilistic
3
nonconforming
3
outrageous
3
primal(basic, fundamental)
3
recalcitrant(uncontrollable, disobedient, extremes)
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APASmart Define. (2016). radical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/radical/thesaurus/synonyms
ChicagoSmart Define. 2016. "radical thesaurus" https://smartdefine.org/radical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, radical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/radical/thesaurus/synonyms>.
MLASmart Define. "radical thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/radical/thesaurus/synonyms>