29 entries under sudden topic. ×

11
quick(adjective, direct, express, prompt, hot)
10
hurried(verb, adjective, hot, fast, quick)
8
fast(adjective, direct, keen, express, prompt)
8
rapid(adjective, direct, express, prompt, hot)
7
swift(adjective, direct, express, prompt, hot)
5
brisk(adjective, hot, fast, quick, speedy)
5
rushed(verb, adjective, hastened)
4
hasty(adjective, hot, fast, quick, speedy)
4
out of the blue
2
abrupt(adjective, fast, quick, hasty, swift)
2
acute
2
flashing(adjective, hot, quick, rapid, speedy)
2
fleeting(adjective, hot, quick, rapid, speedy)
2
headlong(adjective, prompt, fast, quick, abrupt)
2
immediate(adjective, prompt, fast, quick, rapid)
2
impetuous(adjective, fast, quick, abrupt, hasty)
2
impulsive
2
instantaneous(adjective, fast, rapid, swift)
2
rash
2
rushing
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APASmart Define. (2016). accelerated thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/accelerated/thesaurus/synonyms
ChicagoSmart Define. 2016. "accelerated thesaurus" https://smartdefine.org/accelerated/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, accelerated thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/accelerated/thesaurus/synonyms>.
MLASmart Define. "accelerated thesaurus" 1 April 2016. Web. 22 September 2026. <https://smartdefine.org/accelerated/thesaurus/synonyms>