Search the dictionary A Chinese word or character, or English Draw a character Search 4 entries. jiānsuān 尖酸 harsh jiānsuānkèbó 尖酸刻薄 sharp and unkind (words) yānjiǎnsuān 烟碱酸 niacin (vitamin B3) yānjiǎnsuān 菸鹼酸 niacin (vitamin B3)