16 entries under prompt topic. ×

20
quick(adjective, fast, summary, speedy)
18
instant(adjective, time, direct, precise)
12
fast(adjective, direct, quick, immediate)
4
direct(adjective, fast, quick, immediate)
3
insistent(adjective, fast, quick, immediate)
2
clamant(adjective, fast, quick, immediate)
2
crying(fast, quick, immediate, urgent)
2
exigent(adjective, fast, quick, immediate)
2
urgent(adjective, direct, fast, quick)
1
on-the-spot(adjective, fast, quick, immediate)
0
burning(fast, quick, immediate, urgent)
0
dire(fast, quick, immediate, urgent)
0
imperative(fast, quick, immediate, urgent)
0
importunate(fast, quick, immediate, urgent)
0
pressing(direct, fast, quick, immediate)
0
split-second(fast, quick, immediate, urgent)
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APASmart Define. (2016). instantaneous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/instantaneous/thesaurus/synonyms
ChicagoSmart Define. 2016. "instantaneous thesaurus" https://smartdefine.org/instantaneous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, instantaneous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/instantaneous/thesaurus/synonyms>.
MLASmart Define. "instantaneous thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/instantaneous/thesaurus/synonyms>