Where does “karstalankakangas” come from?
karstalankakangas (Finnish) comes from Finnish karstalanka, from Finnish lanka, from Proto-Finno-Ugric *lanka, from Proto-Germanic langô, from Proto-Germanic langaz, from Proto-Indo-European dlongʰos — long.
karstalankakangas (Finnish): carded fabric
Ancestry of “karstalankakangas”, step by step