vt.

1. 加高，增高
   heighten a wall

   加高一堵牆

2. 增加；提高
   heighten an effect

   增強效果

3. 使（色彩等）更濃；使更顯著

vi.

1. 變高，升高
2. 變強，變濃
   As she waited, her excitement heightened.

   她越等越激動。

v.

1. make higher.
2. make or become more intense.