> Very variable. Also distinguish between English/international names for
> a language and the names used by the locals, which are often
> unrecognizably
> different even if originally derived from the language. Sometimes derived
> from the neighboring languages in which case may be insulting, i.e. Sioux.
>
Do you know of any languages which derive their "nationally" used name from
a preceding language upon which it is based? Like if there were a language
out there called Ezbangi, and have it directly related to Spanish (Espanol)?