1
in short order(expression, idiom, early, quickly, instantly)
1
incessantly
1
insanely(intensely, fiercely, wildly)
1
instant
1
intensely(fiercely, wildly, enthusiastically, energetically, aggressively)
1
intently(earnestly, heartily, readily, promptly, sincerely)
1
irrationally(intensely, fiercely, wildly)
1
keen
1
lickety-cut
1
like now(expression, directly, immediately, instantly, shortly)
1
like wildfire(expression, quickly, speedily)
1
live
1
lively
1
longingly(earnestly, heartily, readily, promptly, sincerely)
1
ludicrously(intensely, fiercely, wildly)
1
meteorically
1
month after month(expression, idiom)
1
night and day(expression, idiom)
1
nonsensically(intensely, fiercely, wildly)
1
now(directly, immediately, instantly)
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APASmart Define. (2015). rapidly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rapidly/thesaurus/synonyms
ChicagoSmart Define. 2015. "rapidly thesaurus" https://smartdefine.org/rapidly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, rapidly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rapidly/thesaurus/synonyms>.
MLASmart Define. "rapidly thesaurus" 5 October 2015. Web. 22 September 2026. <https://smartdefine.org/rapidly/thesaurus/synonyms>