Where does “*opan” come from?
*opan (Proto-West Germanic) comes from Proto-Germanic upanaz, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.
Ancestry of “*opan”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Germanic | upanaz | open |
| 2 | Proto-Indo-European | upó | under, below |
| 3 | Proto-Indo-European | h₃ewp- | — |