55 entries under rapidly topic. ×

2
without hesitation(expression, adverb, straight, directly, immediately)
1
like now(expression, directly, immediately, instantly)
1
now or never(expression, idiom, directly, immediately)
1
on the double(expression, idiom, directly, immediately)
1
pdq(directly, immediately, instantly)
1
shortly(straight, directly, immediately, quickly)
1
soon(first, directly, immediately, quickly)
1
soon afterward(expression, directly, immediately, instantly)
1
this minute(expression, adverb, directly, immediately)
1
urgently(directly, immediately, instantly)
0
anon(straight, directly, immediately, quickly)
0
belive(adverb, fast, quickly, pronto)
0
double-time(directly, immediately, instantly)
0
hereupon(directly, immediately, instantly)
0
in a New York minute(expression, idiom, directly, immediately)
<123>
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APASmart Define. (2015). instantaneously thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/instantaneously/thesaurus/synonyms
ChicagoSmart Define. 2015. "instantaneously thesaurus" https://smartdefine.org/instantaneously/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, instantaneously thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/instantaneously/thesaurus/synonyms>.
MLASmart Define. "instantaneously thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/instantaneously/thesaurus/synonyms>