agitates

I didn't want to agitate her by telling her.

我不想告诉她，免得她焦虑。

The unions continue to agitate for higher pay.

工会继续大声疾呼要求加薪。

Pour the powder into the solution and agitate it until the powder has dissolved.

将粉末倒入溶液中，搅动到溶解为止。