V-ERG
（使）（情感）增强;（使）加深
If something heightens a feeling or if the feeling heightens, the feeling increases in degree or intensity.
例句
The move has heightened tension in the state...
该举动加剧了州里的紧张气氛。
These latest murders have heightened fears of further attacks...
最近发生的这些谋杀案让人们愈加担心会出现更多的袭击。