63 entries under adverb topic. ×

1
in a flash(expression, idiom, fast, quickly)
1
instantly
1
like a flash(expression, idiom, fast, quickly)
1
like greased lightning(expression, idiom, fast, quickly)
1
like wildfire(expression, idiom, fast, quickly)
1
more rapidly(expression, soon, swiftly, proximately)
1
precipitately
1
precipitously
1
readily
0
cursorily
0
eagerly
0
earnestly
0
explicitly
0
expressly
0
fastly
0
keenly
0
like a blue streak(idiom, fast)
0
like a house on fire(idiom, fast)
0
like a streak(idiom, fast)
0
like the wind(idiom, fast)
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APASmart Define. (2015). posthaste thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/posthaste/thesaurus/synonyms
ChicagoSmart Define. 2015. "posthaste thesaurus" https://smartdefine.org/posthaste/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, posthaste thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/posthaste/thesaurus/synonyms>.
MLASmart Define. "posthaste thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/posthaste/thesaurus/synonyms>