In therapeutic language, every is right and justified and no one should tell you that your feeling is wrong.
Yet :), dude, come on! It is language nothing more than that. Every language its own way to make adjective from names.

युरोपेली do you think (Le) Europeans get that? I don't think so. What about the name of the countries, they frigging translate altogether in some language.

May be you need to lighten up a bit.