Where does “oppe” come from?

oppe (Norwegian Bokmål) comes from Old Norse uppi, from Proto-Germanic uppai, from Proto-Germanic ub, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

oppe (Norwegian Bokmål): up

Definitions

Ancestry of “oppe”, step by step

Step	Language	Word	Meaning
1	Old Norse	uppi	up
2	Proto-Germanic	uppai	up, above, on high
3	Proto-Germanic	ub	under
4	Proto-Indo-European	upó	under, below
5	Proto-Indo-European	h₃ewp-	—

Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Germanic ub →