44 entries under directly topic. ×

9
pronto(adverb, hot, quick, speedy)
6
promptly(adverb, now, immediately, quickly)
5
soon(adverb, now, immediately, rapidly)
5
swiftly(adverb, immediately, quickly, rapidly)
4
double-time(adverb, hot, quick, speedy)
4
rapidly(adverb, immediately, quickly, instantly)
4
speedily(adverb, immediately, quickly, rapidly)
3
expeditiously(adverb, immediately, quickly, rapidly)
3
without delay(expression, adverb, immediately, rapidly)
2
PDQ(hot, quick, speedy, immediately)
2
at once(expression, adverb, immediately, rapidly)
2
at short notice(expression, adverb, rapidly, instantly)
2
away(adverb, now, immediately, rapidly)
2
forthwith(adverb, now, immediately, rapidly)
2
in a New York minute(expression, adverb, rapidly, instantly)
2
in a flash(expression, adverb, quickly, rapidly)
2
in a jiffy(expression, hot, quick, speedy)
2
instanter(adverb, now, immediately, rapidly)
2
instantly(adverb, now, immediately, rapidly)
2
like now(expression, adverb, now, immediately)
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APASmart Define. (2015). on the double thesaurus. Retrieved September 28, 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 28, 2026).
HarvardSmart Define 2015, on the double thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/on_the_double/thesaurus/synonyms>.
MLASmart Define. "on the double thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/on_the_double/thesaurus/synonyms>