65 entries under leading-edge topic. ×

28
revolutionary(noun, adjective, person, concern, enthusiastic)
21
extreme(adjective, concern, severe, enthusiastic, ill)
13
fresh(adjective, new, feature, different, just)
12
original(noun, adjective, cause, important, new)
12
leftist(noun, adjective, person, excessive, liberal)
12
progressive(noun, adjective, person, open, moderate)
9
advanced(adjective, open, moderate, spread, new)
9
liberal(noun, adjective, open, moderate, spread)
6
avant-garde(noun, adjective, person, moderate, unusual)
5
unconventional(adjective, moderate, severe, harsh, new)
4
ultraist(noun, adjective, person, enthusiastic, ill)
2
different(adjective, new, hot, natural, fresh)
2
unusual(adjective, cool, severe, harsh, new)
1
brand-new(adjective, new, hot, natural, raw)
1
contemporary(adjective, new, hot, natural, raw)
1
current(adjective, new, hot, natural, raw)
1
first(adjective, important, significant, original, sophisticated)
1
forward(sophisticated, higher, pioneering, trailblazing)
1
forward-looking(adjective, new, tolerant, modern, dynamic)
1
just out(expression, adjective, new, hot, natural)
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APASmart Define. (2016). radical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/radical/thesaurus/synonyms
ChicagoSmart Define. 2016. "radical thesaurus" https://smartdefine.org/radical/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, radical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/radical/thesaurus/synonyms>.
MLASmart Define. "radical thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/radical/thesaurus/synonyms>