Hasty

fast quick rapid brief prompt eager short urgent brisk sudden impetuous impulsive hurried reckless rash superficial thoughtless careless heedless fleet agile expeditious abrupt cursory passing incautious headlong precipitate slapdash foolhardy inconsiderate perfunctory rushed snappy fiery ill-advised madcap breakneck fleeting quickened chop-chop harefooted impatient on the double slambang PDQ pronto quickie