It means primary or primordial matter. Whatever that means!
The basic material or substance is another way to phrase it.
In philosophy, Urstoff can refer to Aristotelian 'prime matter', i.e. whatever that subsists by itself, or that which underlies all elemental changes, and consequently has no qualities in it.
there is no such word in German
Plick is not a German word.
greave is not a German word.
But isn't a German word.
Rouse is not a German word
"houpacker" means nothing in German; it is not a German word.
Oxded is not a German word
That word is not German, sorry.
Do you mean elan? Then the word exists in German
Sunna is not a German word. The closest German word is Sonne which translates as sun.
The German word herr is equivalent to the English word Mister.
midt is not a German word. The closest German word is mit which translates as with.