1. the quality of acting or moving with sudden force or violence; rashness

Examples

• His impetuosity led him to quit his job without having another one lined up.
• The general’s impetuosity in battle often caught enemies off guard.
• She regretted the impetuosity of her angry response to the criticism.
• The young man’s impetuosity made him prone to making hasty decisions.
• Her impetuosity was both her greatest strength and her biggest weakness.
• The impetuosity of youth often leads to both great adventures and serious mistakes.