12 entries under instantly topic. ×

7
rapidly(adverb, quick, early, quickly, hastily)
7
speedily(adverb, quick, early, immediately, quickly)
5
fast(adjective, early, immediately, quickly, rapidly)
4
promptly(adverb, quick, early, quickly, rapidly)
3
quick(adjective, early, quickly, rapidly, soon)
2
pronto(early, quickly, rapidly, soon, swiftly)
1
by and by(expression, idiom, early, rapidly, soon)
1
coming down the pike(expression, idiom, early, rapidly, soon)
1
early(rapidly, soon, swiftly, proximately)
1
ere long(expression, early, rapidly, soon, swiftly)
1
in a second(expression, idiom, early, rapidly, soon)
1
in due time(expression, idiom, early, rapidly, soon)
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APASmart Define. (2013). fleetly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fleetly/thesaurus/synonyms
ChicagoSmart Define. 2013. "fleetly thesaurus" https://smartdefine.org/fleetly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, fleetly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fleetly/thesaurus/synonyms>.
MLASmart Define. "fleetly thesaurus" 28 June 2013. Web. 20 September 2026. <https://smartdefine.org/fleetly/thesaurus/synonyms>