107 entries under adjective topic. ×

11
radical(noun, person, concern, enthusiastic)
9
extremist(noun, person, concern, belief)
9
rabid(concern, informal, violent, ill)
9
revolutionary(noun, person, concern, enthusiastic)
6
extreme(concern, big, enthusiastic, ill)
6
fanatic(noun, person, concern, edge)
6
utmost(informal, extreme, superiority, maximum)
5
ultraist(noun, enthusiastic, ill, sick)
4
fanatical(concern, enthusiastic, ill, extreme)
4
major(big, large, superiority, bigger)
3
excessive
3
immoderate
3
outlandish(strange, extreme, bizarre)
3
greatest
3
too much(informal, extreme)
2
kinky
2
outermost
2
outré
1
drastic
1
far-out(concern, slang, extreme, edge)
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APASmart Define. (2015). ultra thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ultra/thesaurus/synonyms
ChicagoSmart Define. 2015. "ultra thesaurus" https://smartdefine.org/ultra/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, ultra thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ultra/thesaurus/synonyms>.
MLASmart Define. "ultra thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/ultra/thesaurus/synonyms>