The best thing you can do is learn more what is actually going on - the short version is you are correct about the anxiety, but the good news is that if you can articulate J when alone, you can learn to say your name too. You block on J bc you have depended on word switching to get out of other blocks, but you cannot switch your name - so it becomes extra scary. Then, the anxiety of J (from your name) spread to other J’s. This post explains more