as in capriciousness
an inclination to sudden illogical changes of mind, ideas, or actions
his irrepressible impulsiveness sometimes got him into trouble
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for impulsiveness
eccentricity
Noun
-
For comparison, Earth's orbit has an eccentricity of 0.0167 and is therefore close to circular; at the other extreme, an orbital eccentricity of 1 would be parabolic.—
Keith Cooper,
Space.com,
6 June 2025 -
Class struggle is reflected in the way that the back-alley heavy, Atticus Hawk, dismisses the ivory-tower eccentricity of the occult specialist Scholar Vitali.—
The New York Times,
New York Times,
30 May 2025
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“Impulsiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impulsiveness. Accessed 14 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share