2
cursorily
2
energetically(intensely, fiercely, quickly, earnestly, wildly)
2
ever
2
expeditious
2
feverishly(adverb, hastily)
2
fiercely(intensely, earnestly, hastily, wildly, promptly)
2
flat
2
flat out
2
frantically(intensely, fiercely, hastily, wildly, enthusiastically)
2
frenziedly(intensely, fiercely, wildly, angrily, wrathfully)
2
furiously(intensely, fiercely, hastily, wildly, enthusiastically)
2
hand
2
hasty
2
hell for leather(expression, idiom)
2
impatiently(adverb, earnestly, heartily, readily, hastily)
2
impetuously
2
in a moment(expression, idiom)
2
in nothing flat(expression, directly, immediately, quickly, instantly)
2
leap
2
like a flash(expression, idiom, adverb, quickly, speedily)
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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>