Where does “auftrennen” come from?

auftrennen (German) comes from German auf-, from German auf, from Middle High German ūf, from Old High German ūf, from Proto-Germanic upp, from Proto-Germanic ub, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

auftrennen (German): to undo, to unpick, to unstitch, to unravel; to...

Definitions

to undo, to unpick, to unstitch, to unravel; to...

Ancestry of “auftrennen”, step by step

Step	Language	Word	Meaning
1	German	auf-	A separable prefix; similar to English up up-;...
2	German	auf	on, upon; on, onto, up; on
3	Middle High German	ūf	on, upon
4	Old High German	ūf	up
5	Proto-Germanic	upp	up, upwards
6	Proto-Germanic	ub	under
7	Proto-Indo-European	upó	under, below
8	Proto-Indo-European	h₃ewp-	—

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