Where does “dek” come from?
dek (Middle Breton) comes from Old Breton dec, from Proto-Brythonic deg, from Proto-Celtic dekam, from Proto-Indo-European déḱm̥ — ten.
Ancestry of “dek”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Breton | dec | — |
| 2 | Proto-Brythonic | deg | ten |
| 3 | Proto-Celtic | dekam | ten |
| 4 | Proto-Indo-European | déḱm̥ | ten |