Where does “gastoù” come from?
gastoù (Breton) comes from Breton -où, from Proto-Brythonic -ow, from Proto-Celtic -owes.
Ancestry of “gastoù”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Breton | -où | Noun pluralization suffix |
| 2 | Proto-Brythonic | -ow | — |
| 3 | Proto-Celtic | -owes | — |