the world > action or operation > manner of action > rapidity or speed of action or operation > [adjective] > acting with haste > hasty or sudden > specifically of persons (3)
Of persons: Acting without forethought or deliberation; hasty, impetuous, rash. Obsolete or archaic.
Actuated by sudden impulse.
Impetuous, precipitate; wilful, headstrong, unruly; capricious. In early use also: excessively or… Of a person.