DictionaryimpetuosityReckless impulsiveness
noun

impetuosity

im-pech-oo-AH-suh-tee/ɪmˌpetʃuˈɑːsəti/

Forceful action taken suddenly without restraint.

The woman's impetuosity sends her lunging after her hat without checking for cyclists.

An older woman suddenly lunges off a curb to retrieve her windblown hat, looking only at the hat rather than an approaching cyclist, while her companion urgently catches her arm.
Etymology

The underlying adjective meant “impetuous” or “violent,” and the noun first described violent movement or rushing. Applied to behavior, that rush becomes action taken before careful thought.

In context

The Wire7:30
impetuosity and recklessness and not caring about the consequences would demonetization be one of them would declaring a nationwide lockdown at four hours notice be another
Modi is Reckless and Impetuous & Unconcerned About Consequences—Aakar Patel

More examples

  • In a burst of impetuosity, he sends the angry email.
  • She embraces him with an impetuosity that nearly knocks him over.
  • Her impetuosity often clashes with her partner's careful planning.

Forms

impetuosity

impetuous adjective — Acting suddenly without considering the consequences.

impetuously adverb — In a sudden, forceful, unrestrained way.

Similar words

impulsiveness
Emphasizes acting on immediate urges rather than forceful intensity.
recklessness
Emphasizes disregard for danger, whether sudden or planned.
rashness
Emphasizes poor judgment caused by acting too quickly.