72 entries under leading-edge topic. ×

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spick-and-span(adjective, unusual, strange, fresh, original)
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state-of-the-art(adjective, unusual, strange, new, hot)
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strange(adjective, unusual, fresh, original, current)
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topical(adjective, unusual, strange, fresh, original)
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ultramodern(adjective, unusual, strange, fresh, original)
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unaccustomed(adjective, unusual, strange, fresh, original)
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uncontaminated(adjective, unusual, strange, fresh, original)
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unconventional(adjective, new, hot, natural, raw)
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avant-garde(pioneering, trailblazing)
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breakthrough(pioneering, trailblazing)
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excellent(pioneering, trailblazing)
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exceptional(pioneering, trailblazing)
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extreme(pioneering, trailblazing)
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first(pioneering, trailblazing)
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foremost(pioneering, trailblazing)
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forward(pioneering, trailblazing)
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forward-looking(pioneering, trailblazing)
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front-line(pioneering, trailblazing)
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higher(pioneering, trailblazing)
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innovating(pioneering, trailblazing)
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APASmart Define. (2016). youthful thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/youthful/thesaurus/synonyms
ChicagoSmart Define. 2016. "youthful thesaurus" https://smartdefine.org/youthful/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2016, youthful thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/youthful/thesaurus/synonyms>.
MLASmart Define. "youthful thesaurus" 29 February 2016. Web. 2 October 2026. <https://smartdefine.org/youthful/thesaurus/synonyms>