Synonyms|69Antonyms|0|Broader|5Narrower|0Related|14

8 entries under suddenness topic. ×

12
immediacy(noun, instantaneity, timelessness)
5
quickness
3
haste
2
suddenness(noun, instantaneity)
1
flash
1
heartbeat
1
trice
1
twinkling
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APASmart Define. (2015). instantaneousness thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/instantaneousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "instantaneousness thesaurus" https://smartdefine.org/instantaneousness/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, instantaneousness thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/instantaneousness/thesaurus/synonyms>.
MLASmart Define. "instantaneousness thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/instantaneousness/thesaurus/synonyms>