unsettle

The strange, scratching noises coming from the attic began to unsettle the residents.

(Chinese) 阁楼里传来的奇怪抓挠声开始让居民们感到不安。

Sudden changes in the company's leadership can unsettle the investors.

(Chinese) 公司领导层的突然变动会使投资者感到心慌。