66 entries under impetuous topic. ×

3
irascible(adjective, intense, violent, hot, fierce)
3
passionate(careless, thoughtless, impulsive, reckless, volatile)
3
venturesome(adjective, careless, wild, anxious, bold)
2
irrational(adjective, rough, careless, wild, silly)
2
quick-tempered(adjective, volatile)
2
unprompted(adjective, thoughtless, unwary)
1
abrupt(violent, fast, quick, thoughtless)
1
adventuresome(adjective, careless, wild, bold, thoughtless)
1
breakneck(adjective, violent, careless, wild, fast)
1
emotional(noun, thoughtless, unwary)
1
excitable(intense, violent, hot, fierce, spirited)
1
extemporaneous(noun, thoughtless, unwary)
1
headstrong(adjective, careless, anxious, bold, worried)
1
hot-tempered(adjective, intense, violent, hot, fierce)
1
impatient(violent, fast, quick, volatile)
1
instinctive(noun, thoughtless, unwary)
1
involuntary(noun, thoughtless, unwary)
1
offhand(noun, thoughtless, unwary)
1
quick(noun, violent, fast, thoughtless)
1
spontaneous(noun, thoughtless, unwary)
11 years ago|8.5k views|share |citing 
APASmart Define. (2015). madcap thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/madcap/thesaurus/synonyms
ChicagoSmart Define. 2015. "madcap thesaurus" https://smartdefine.org/madcap/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, madcap thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/madcap/thesaurus/synonyms>.
MLASmart Define. "madcap thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/madcap/thesaurus/synonyms>