overhasty Synonyms

precipitate precipitous hasty precipitant untimely thoughtless temerarious abrupt sudden rushed unwise ill-advised jumping the gun ill-considered half-cocked Gadarene devil-may-care uncrystallized too soon daredevil reckless rash quick audacious careless foolhardy headlong heedless hurried impetuous imprudent impulsive incautious injudicious irresponsible madcap premature previous unthought-out