Where does “opprydning” come from?

opprydning (Norwegian Bokmål) comes from Norwegian Bokmål opp, from Danish op, from Old Norse upp, from Proto-Germanic upp, from Proto-Germanic ub, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Ancestry of “opprydning”, step by step

opprydning traces back through two separate lines of ancestry.

via Norwegian Bokmål opp

StepLanguageWordMeaning
1Norwegian Bokmåloppup
2Danishopup
3Old Norseuppup
4Proto-Germanicuppup, upwards
5Proto-Germanicubunder
6Proto-Indo-Europeanupóunder, below
7Proto-Indo-Europeanh₃ewp-—

via Norwegian Bokmål rydde

StepLanguageWordMeaning
1Norwegian Bokmålryddeto clear; to tidy
2Old Norseryðjato clear, empty
3Proto-Germanicrudjanąto clear
4Proto-Indo-EuropeanHrewdʰ-—
Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Germanic ub →