acting or done quickly and without thinking carefully about the results synonym impulsive, rash an impetuous young woman an impetuous decision
NAmE//ɪmˌpɛtʃuˈɑsət̮i//
noun [uncountable] NAmE//ɪmˈpɛtʃuəsli//
adverbSee impetuous in the Oxford Advanced Learner's DictionaryCheck pronunciation: impetuous