Where does “offenen” come from?

offenen (Middle High German) comes from Old High German offanōn, from Proto-Germanic upanōną, from Proto-Germanic upanaz, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Ancestry of “offenen”, step by step

StepLanguageWordMeaning
1Old High Germanoffanōn—
2Proto-Germanicupanōnąto open; to lift
3Proto-Germanicupanazopen
4Proto-Indo-Europeanupóunder, below
5Proto-Indo-Europeanh₃ewp-—

Words derived from “offenen”

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