2
in haste(expression, soon, swiftly, snappily, posthaste)
2
in high gear(expression, idiom, soon, swiftly, snappily)
2
like a shot(expression, idiom, adverb, soon, swiftly)
2
on the double(noun, expression, idiom, summary, abrupt)
2
spanking(summary, abrupt, rapid, unexpected, instant)
2
speedy(summary, abrupt, rapid, unexpected, instant)
1
chop-chop(soon, swiftly, snappily, posthaste)
1
headlong
1
abrupt(summary, rapid, unexpected, instant, sudden)
1
acceleration
1
agile
1
agilely
1
alacritous(summary, abrupt, showy, rapid, unexpected)
1
allegro
1
amain
1
at flank speed(expression, idiom)
1
at once(expression, adverb, soon, swiftly, snappily)
1
at the double(expression, idiom)
1
barrelling(summary, abrupt, showy, rapid, unexpected)
1
before long(expression, soon, swiftly, proximately, snappily)
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APASmart Define. (2015). double-quick thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/double-quick/thesaurus/synonyms
ChicagoSmart Define. 2015. "double-quick thesaurus" https://smartdefine.org/double-quick/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, double-quick thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/double-quick/thesaurus/synonyms>.
MLASmart Define. "double-quick thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/double-quick/thesaurus/synonyms>