impulsive
adjective/ĩpulˈsivu/medium
im·pul·si·vo
Definition
Acting or done without forethought; prone to acting on sudden urges.
She made an impulsive decision to quit her job and travel.
His impulsive nature often gets him into trouble.
Common collocations
impulsive behaviorimpulsive decisionimpulsive purchase
Etymology
Do latim 'impulsivus, -a, -um', de 'impellere', 'impulsionar'.