There is a universal language, understood by everybody, but already forgotten.

In many of the schools, students were discouraged or prohibited from speaking Aboriginal languages, even among themselves and outside the classroom, so that English or French would be learned and their own languages forgotten.

He was now a Catholic, had forgotten her and they could not speak to each other because he had forgotten the Swedish language, the only language Karin was able to speak; she could identify him only by his birthmarks.

A language forgotten for a million years.

You use antiquated language, even troglodyte language, forgetting which century you are in.

Just look to our neighbors both Ethiopia and kenya have very diverse of tribes that do not share even language and culture, forget about relligion.