Supposedly, 'path' is one of very few Iranian loans in Germanic. I
just discovered Aryaman is a god of paths, which might make it seem
more likely his name had something to do with the (H)ermunduri.
http://www.angelfire.com/de/poetry/Whoswho/Aryaman.html
And also, in a new land there would be many new paths to break.
Torsten