The phrase "hand wringing" refers to a behavior in which a person repeatedly twists or rubs their hands together, often out of anxiety, worry, or distress. Full definition
In the commercial photo or image service industry, Instagram followings seem to have quite a bit of influence, and there's a lot of hand wringing over this. (bombmagazine.org)
Indeed, all three levels of government have engaged in some degree of hand wringing over the price of Vancouver real estate. (keithroy.com)
The deal for the Canadian miner was one of the biggest takeovers of a Canadian corporate household name and prompted much hand wringing about foreign ownership. (canadianbusiness.com)