Impetuous suggests a lack of deliberation and hints at spontaneity that may seem exciting but imprudent. His impetuous nature led him to invest without researching.
Pro Tip 2/3
Negative Impression
When describing a person, 'impetuous' often carries a negative connotation, implying irresponsibility. Her impetuous spending habits concerned her family.
Pro Tip 3/3
Youthful Associations
'Impetuous' can evoke images of youthful energy and lack of experience, often outgrown over time. The impetuous youth rushed into the fray without a plan.