[ He's workshopping it! What with the vast majority of people coming from this mysterious place with an alternate version of his home nation, he feels like it's going to be necessary at some point. ]

Sarkaz. I think... yes, you lot tend to use the colloquial terms. Do demons exist where you're from? And angels, I suppose.

[ ... Being a demon in his world is waaaay more normal than seeing a ghost. Like, it is profoundly unlikely to ever see the dead again after they kick it on Terra. It's still probably a very jarring experience to see someone say it so casually, sitting in a tree like he's taking a lunch break. ]