尖酸 Traditional form: 尖酸 Pinyin (reading): jiānsuān Definitions: harsh scathing acid (remarks) Characters: 尖 - sharp, pointed, acute; keen, shrewd 酸 - tart, sour; spoiled; acid Traditional characters: 尖 - sharp, pointed, acute; keen, shrewd 酸 - tart, sour; spoiled; acid