Name of profile

Hello, my friend can't use nickname creating account, name free. I found similar name searching in ea app. He trying use Wigarovsky and got a message of using prohibited words. at the same time i found in ea app Wigar, Wigarista , Wigarend an etc.
Can you help undestand what wrong?

(CM Note: I'm transferring your post to the English boards because the forum you posted in is only supported in Russian, as per forum rules)