Where does “bursdagskake” come from?
bursdagskake (Norwegian Nynorsk) comes from Norwegian Nynorsk bursdag, from Norwegian Nynorsk gebursdag, from German Geburtstag, from Middle High German geburttac, from Old High German giburtitag.
bursdagskake (Norwegian Nynorsk): a birthday cake
Ancestry of “bursdagskake”, step by step