File:Seidr vs Galdr- Practice? Difference? Meaning?

Seidr and galdr are the 2 most well known forms of magic from the viking world. What are they and what is the difference compared to other methods of magic used by the norse pagans.

What I think Seidr is https://www.youtube.com/watch?v=39xaxC_ufa4&t=296s

All historical sources on seidr https://www.youtube.com/watch?v=p2KZDmrbwT0&t=3s


 * 1) witchcraft
 * 2) norsepagan