I might as well add a little to the confusion.

I'm not going to add to the confusion and fear.

Everything around the coach did, in fact, add to the confusion.

I closed the door behind me to add a bit more to the confusion.

They could have put sound in, of course, but that would do little more than add to the confusion at this point.

It was only right that he add to her confusion.

It all didn't make much sense to him and only added to his confusion.

"The last thing we want to do is add to the confusion," he said.

The room had no windows, which added to his confusion.

To add to the confusion, his friends called him Tony.