The bad economic news has 'stirred' anxiety among investors. [=has caused investors to worry]
“Not a creature was 'stirring'” <aq>Clement Moore, “A Visit from Saint Nicholas” (1822)</aq>
His comments certainly 'stirred things up'. [=caused a lot of excitement, anger, etc.]
(..) - Ma'am... If I could just come in for a minute. I have some other pictures I'd like you to look at. It might stir something up. No. I don't think so. Ma'am. It'll only take a minute. Oh, all right. I guess I can trust you, (..)2003 House of 1000 Corpses