/ˈhaɪ.t̬ən/
if a feeling or an effect heightens, or sth heightens it, it becomes stronger or increases （使）加强，提高，增加 SYN intensify
Tension has heightened after the recent bomb attack.
最近的炸弹袭击之后，情势更加紧张。
~ sth
The campaign is intended to heighten public awareness of the disease.
这场运动的目的是使公众更加了解这种疾病。