Stinging; acerbic.
Having a sharp and stiff point.
Having a strong odor that stings the nose, said especially of acidic or spicy substances.
Having a strong taste that stings the tongue, said especially of hot (spicy) food, which has a strong and sharp or bitter taste.
Lacking critique or critical examination; undiscriminating.
Slow to criticize.
Having a disregard for critical standards or procedures.