Synonyms|310Antonyms|60|Broader|1Narrower|2Related|257
1
apt
1
awhile
1
bout
1
brash(adjective, sudden)
1
breakneck(fast, summary, rapid, swift, instant)
1
briefly
1
brusque(adjective, sudden)
1
burst
1
convertible
1
curtal
1
curtate
1
dalliance
1
decisive
1
decurtate
1
double time(expression, fast, rapid, swift)
1
draft
1
elastic
1
energetic(fast, rapid, swift)
1
ephemera
1
erratic
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APASmart Define. (2016). instantaneous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/instantaneous/thesaurus/synonyms
ChicagoSmart Define. 2016. "instantaneous thesaurus" https://smartdefine.org/instantaneous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, instantaneous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/instantaneous/thesaurus/synonyms>.
MLASmart Define. "instantaneous thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/instantaneous/thesaurus/synonyms>