Indeed, there are some exceptions. In the book "La Colmena" (I guess it is called "The Hive" in English), by Camilo Jose Cela, there is a man who invents words.

Indeed, there are some exceptions. In the book "La Colmena" (I guess it is called "The Hive" in English), by Camilo Jose Cela, there is a man who invents words. He meets with writers in a café, and all of them listen to him with much expectation: "did you invent any new word, master?" and he says something like "Bizcotur" and everybody acclaims him: "Wonderful!", "Sublime!".