4
without warning(expression, adverb, quick, rapidly)
3
at speed(adverb, fast, quickly, rapidly, pronto)
3
cursorily
3
full tilt(expression, quick, quickly, rapidly, speedily)
3
furiously(intensely, fiercely, wildly, impulsively, rashly)
3
in a flash(expression, idiom, adverb, quickly, rapidly)
3
like lighting(adverb, fast, quickly, rapidly, pronto)
3
nimbly(adverb, vigorously, earnestly, actively, carefully)
3
on the double(expression, idiom, adverb, quickly, rapidly)
3
precipitantly
3
right away
3
short
3
shot
3
slap-bang(adverb, haste)
3
slapdash(adverb, haste)
3
sudden
3
urgently
2
bang
2
brashly
2
casually(adverb, apparently, seemingly, superficially, ostensibly)
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APASmart Define. (2015). hastily thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hastily/thesaurus/synonyms
ChicagoSmart Define. 2015. "hastily thesaurus" https://smartdefine.org/hastily/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, hastily thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hastily/thesaurus/synonyms>.
MLASmart Define. "hastily thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/hastily/thesaurus/synonyms>