The Doctor smiled at the reply of the names. "Well, as long as they don't mind. Of course, it's not what they call each other...." He closed his eyes trying to translate... "But it would be impossible to speak it properly, even for me without a heck of a lot of practice."

And he was fairly sure the TARDIS translation circuit wouldn't reach this far, so others would actually hear what ever language he spoke, rather than... well they all seemed to be speaking a base-line Earth language. (When one knows over five billion, it gets hard to identify it more specifically.)

He reached into his pocket and pulled out another piece of meat, but he left one hand upon the Griffon, there were downsides to being a touch-telepath.