The state or quality of being impetuous; making arbitrary decisions.(noun)
Result of being impetuous; arbitrary decisions.(noun)
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Use "impetuousness" in a sentence
"I got her youthful impetuousness, which is classic Lois Lane, and at the same time a motherly sense, a protective sense regarding her child, who plays a significant role in the picture."
"Well I suppose that in many ways that's me on the receiving end of that slap and I'm about to pay for my audacity and impetuousness with questionable reviews."
"This evening would not have happened without that same impetuousness."