heighten
/ˈhaɪtən/verb
with obj.
1- make (something) higher加高, 提高, 增高。
1.1
- make or become more intense增强, 变强：
with obj. the pleasure was heightened by the sense of guilt that accompanied it伴之而来的内疚之情增强了这份愉悦感
as adj. heightened the heightened colour of her face她脸上的绯红
no obj. concern over CFCs has heightened.对含氯氟烃的担忧增大了。