quell
verb [ T ] uk/kwel/ us/kwel/
（尤指通过武力）制止，平息;镇压
to stop something, especially by using force
Police in riot gear were called in to quell the disturbances/unrest. 身着防暴服的警察被召来平息骚乱。
This latest setback will have done nothing to quell the growing doubts about the future of the club. 最近这次挫折对消除人们对俱乐部前景与日俱增的疑虑没有一点好处。