Where does “långfranska” come from?

långfranska (Swedish) comes from Swedish lång, from Old Swedish langer, from Old Norse langr, from Proto-Germanic langaz, from Proto-Indo-European dlongʰos — long.

långfranska (Swedish): an oblong loaf of (crusty) white bread

Definitions

an oblong loaf of (crusty) white bread

Ancestry of “långfranska”, step by step

långfranska traces back through two separate lines of ancestry.

via Swedish lång

Step	Language	Word	Meaning
1	Swedish	lång	long; tall
2	Old Swedish	langer	long
3	Old Norse	langr	"; long, far, distant; long
4	Proto-Germanic	langaz	long
5	Proto-Indo-European	dlongʰos	long

via Swedish franska

Step	Language	Word	Meaning
1	Swedish	franska	French; a language spoken in e.g. France and...

Every word from Proto-Indo-European dlongʰos →Every word from Proto-Germanic langaz →Every word from Old Norse langr →