The demon introduces himself and talks about the importance of having a name

In this short clip, the demon introduces himself and says what his name is. He also talks about the importance of having a name.

The name I master gifted to me is in a Ian dialect that hasn't been spoken for 3,500 years, but I'll give you the nearest English equivalent, which would be NEIS ne nefarious.

A closer translation would be he who is nefarious, suggesting possession of trait