300 entries under adjective topic. ×

3
quickened(speed, fast, quickly)
3
ready(speed, fast, quickly)
3
rush(speed, fast, quickly)
3
rushed(speed, fast, quickly)
3
sensational(character, specification, characterization)
3
skilled(character, specification, characterization)
3
sleepless(character, specification, characterization)
3
spirited(character, specification, characterization)
3
springy(character, specification, characterization)
3
stimulating(character, specification, characterization)
3
straightaway(character, specification, characterization)
3
strengthened(character, specification, characterization)
3
strenuous(speed, fast, quickly)
3
supersmart(character, specification, characterization)
3
surprising(character, specification, characterization)
3
thrilling(character, specification, characterization)
3
thriving(character, specification, characterization)
3
trained(character, specification, characterization)
3
ultrafast(speed, fast, quickly)
3
ultrarapid(speed, fast, quickly)
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APASmart Define. (2016). lightning thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lightning/thesaurus/related
ChicagoSmart Define. 2016. "lightning thesaurus" https://smartdefine.org/lightning/thesaurus/related (accessed September 25, 2026).
HarvardSmart Define 2016, lightning thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lightning/thesaurus/related>.
MLASmart Define. "lightning thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/lightning/thesaurus/related>