175 entries under noun topic. ×

2
impulse
2
instability(randomness, fickleness)
2
moodiness
2
precipitancy(assurance, nerve, daring, gall)
2
precipitateness(assurance, nerve, daring, gall)
2
precipitation(assurance, nerve, daring, gall)
2
quick-temperedness(nervousness, excitability)
2
spontaneity(thoughtlessness, rashness, naturalness, suddenness)
2
suddenness(thoughtlessness, rashness, spontaneity, impetuosity)
2
thoughtlessness(assurance, nerve, daring, gall)
2
unpredictability(instability, randomness, fickleness)
2
vacillation(irresolution, caprice)
2
variability(unpredictability, fickleness)
2
whim(caprice, naturalness)
1
ardency
1
assertiveness(resistance, recklessness, obstinacy, imprudence)
1
audacity(assurance, resistance, nerve, gall)
1
boldness(assurance, resistance, nerve, daring)
1
brittleness
1
combustibility
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APASmart Define. (2015). impulsiveness thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/impulsiveness/thesaurus/synonyms
ChicagoSmart Define. 2015. "impulsiveness thesaurus" https://smartdefine.org/impulsiveness/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, impulsiveness thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/impulsiveness/thesaurus/synonyms>.
MLASmart Define. "impulsiveness thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/impulsiveness/thesaurus/synonyms>