Synonyms|273Antonyms|44|Broader|4Narrower|0Related|143
0
hither
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impromptu
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impulsive
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in a minute
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in a while(expression, idiom, earliness)
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in full sail(expression, idiom, velocity)
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in one's tracks(expression, idiom, instantaneity)
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in real time(expression, idiom)
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in two shakes
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ink
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jerk
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kowtow
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l'improviste(noun, inexpectation)
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like
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like a flash
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like a thunderbolt(expression, idiom, inexpectation)
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like lightning
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live
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marches
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meal
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APASmart Define. (2015). instantaneously thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/instantaneously/thesaurus/synonyms
ChicagoSmart Define. 2015. "instantaneously thesaurus" https://smartdefine.org/instantaneously/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, instantaneously thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/instantaneously/thesaurus/synonyms>.
MLASmart Define. "instantaneously thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/instantaneously/thesaurus/synonyms>