1
irresponsibly
1
keenly(adverb, eagerly, passionately)
1
lickety-split
1
like a flash(expression, idiom)
1
like a thunderbolt(expression, idiom)
1
like crazy
1
menacingly
1
nimbly
1
of a sudden(expression, idiom)
1
on short notice(expression, idiom)
1
on spur of the moment
1
overeagerly
1
overenthusiastically
1
overzealously
1
persuasively(earnestly, powerfully, hastily, keenly, eagerly)
1
plop
1
plunk
1
pop
1
posthaste
1
prematurely
11 years ago|3.3k views|share |citing 
APASmart Define. (2015). impetuously thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/impetuously/thesaurus/synonyms
ChicagoSmart Define. 2015. "impetuously thesaurus" https://smartdefine.org/impetuously/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, impetuously thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/impetuously/thesaurus/synonyms>.
MLASmart Define. "impetuously thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/impetuously/thesaurus/synonyms>