Synonyms|248Antonyms|2|Broader|0Narrower|0Related|11

57 entries under rapidly topic. ×

2
in a flash(expression, adverb, directly, quickly)
2
in a jiffy(expression, hot, quick, speedy, directly)
2
instanter(adverb, now, directly, immediately)
2
instantly(adverb, now, directly, immediately)
2
like now(expression, adverb, now, directly, immediately)
2
now(adverb, directly, immediately, instantly)
2
now or never(expression, adverb, directly, instantly)
2
on the dot(expression, idiom, adverb, directly)
2
on the spot(expression, adverb, directly, instantly)
2
right away(adverb, now, directly, immediately)
2
right now(adverb, now, directly, immediately)
2
this instant(expression, adverb, directly, instantly)
2
unhesitatingly(adverb, directly, immediately, instantly)
2
without hesitation(expression, adverb, directly, instantly)
1
anon(adverb, now, directly, immediately)
1
flat-out(adverb, quickly, speedily)
1
fleetly(adverb, quickly, soon, swiftly)
1
full tilt(expression, adverb, quickly, soon)
1
hereupon(adverb, directly, immediately, instantly)
1
hurriedly(adverb, quickly, soon, swiftly)
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APASmart Define. (2015). on the double thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/on_the_double/thesaurus/synonyms
ChicagoSmart Define. 2015. "on the double thesaurus" https://smartdefine.org/on_the_double/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, on the double thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/on_the_double/thesaurus/synonyms>.
MLASmart Define. "on the double thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/on_the_double/thesaurus/synonyms>