50 entries under rapid topic. ×

12
snappy(adjective, cool, severe, keen, sharp)
10
brisk(adjective, cool, severe, keen, sharp)
9
keen(adjective, cool, severe, sharp, intense)
6
quick(adjective, fast, swift, urgent)
5
nimble(adjective, fast, swift)
4
fast(adjective, quick, swift, urgent)
4
lively(adjective, fast, swift)
4
speedy(adjective, fast, quick, swift)
4
swift(adjective, fast, quick, urgent)
3
fleet(adjective, fast, swift, urgent)
2
agile(fast, swift)
2
breakneck(adjective, fast, swift, urgent)
2
curt(adjective, fast, swift)
2
flying(adjective, fast, swift, urgent)
2
hasty(adjective, fast, swift, urgent)
0
ASAP(fast, swift)
0
abrupt(fast, swift)
0
accelerated(fast, swift)
0
active(fast, swift)
0
alert(fast, swift)
<123>
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APASmart Define. (2016). nippy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/nippy/thesaurus/synonyms
ChicagoSmart Define. 2016. "nippy thesaurus" https://smartdefine.org/nippy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, nippy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/nippy/thesaurus/synonyms>.
MLASmart Define. "nippy thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/nippy/thesaurus/synonyms>