quicken
verb [ I or T ] uk/ˈkwɪk.ən/ us/ˈkwɪk.ən/
（使）变快，（使）加速
to become quicker, or to make something become quicker
This is music that will make your pulse quicken. 这是那种能让你脉搏加快的音乐。
We'll have to quicken the pace if we want to keep up with him. 我们要想赶上他的话就得加快速度。
literary Peter walked in the room and her heart quickened. 彼得走进了房间，她的心跳加快了。
（情绪，素质）受到激发；激发（情绪，素质）
If a feeling or quality quickens, it becomes more active, or to make a feeling or quality do this.
His interest quickened when he saw her. 当见到她时，他的兴致大增。
War quickens our awareness. 战争使我们更加警觉。