Synonyms|69Antonyms|0|Broader|5Narrower|0Related|14
1
air speed
1
brevity
1
briefness(noun, transience)
1
curtness
1
evanescence(noun, transience)
1
expedition
1
flash(noun, suddenness)
1
fleetingness(noun, transience)
1
flight
1
flit
1
flurry
1
heartbeat(noun, suddenness)
1
hurry
1
immediately
1
impermanence(noun, transience)
1
insistence
1
insistency
1
instantaneous
1
instantly
1
littleness
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APASmart Define. (2015). instantaneousness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/instantaneousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "instantaneousness thesaurus" https://smartdefine.org/instantaneousness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, instantaneousness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/instantaneousness/thesaurus/synonyms>.
MLASmart Define. "instantaneousness thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/instantaneousness/thesaurus/synonyms>