Quote Originally Posted by JonO View Post
I think you are confusing a couple of issues. Whether or not the word is common is irrelevant - what matters is whether or not the term is descriptive. Many trademarks (especially in the USA) will be common English words. The real question in this case is confusion - i.e. would a soccer fan think Inter Miami is related to Inter Milan or would s/he think Inter Miami is just another Inter team. I stand on Inter Miami's side on this one - it's not like they are trying to use Inter on its own.
Probably just a case of protecting a trademark. Plenty of “Internacionals” to go around. Not many of them are “Inter Mi...” though.