Where does “*flak” come from?
*flak (Proto-Germanic) comes from Proto-Germanic flakaz, from Proto-Indo-European pl̥keh — flat surface.
Ancestry of “*flak”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Germanic | flakaz | flat |
| 2 | Proto-Indo-European | pl̥keh | flat surface |