fear for (someone or something)
To be concerned or worried about someone or something. I just fear for you going out all alone so late at night. The sight of my boys with a ball in the house makes me fear for all of our valuables!
fear for someone or something
to be afraid for the safety of someone or something; to worry about someone or something. I fear for Tom. He has gone to a very dangerous place. I don't want to go down that rocky trail. I fear for my car.