cấn

noun  

• The third sign of the eight-sign figure

• Dregs, lees, sediment

verb  

• To be annoyed (by something pricking)
  • hai tấm ván kê không bằng, nằm cấn đau lưng lắm
    as the two boards were unevenly placed, he was annoyed and felt a pain in his back

• To obstruct, to hinder
  • cấn ngôi nhà nên không thấy rõ cánh đồng
    because a house obstructed his view, he could not have a clear sight of the field

• To deduct