Where does “ieithyddiaeth” come from?
ieithyddiaeth (Welsh) comes from Welsh ieithydd, from Welsh iaith, from Middle Welsh ieith, from Proto-Brythonic jeiθ, from Proto-Celtic yextis, from Proto-Indo-European yek- — to utter.
ieithyddiaeth (Welsh): linguistics
Ancestry of “ieithyddiaeth”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Welsh | ieithydd | linguist; plural of iaith |
| 2 | Welsh | iaith | language |
| 3 | Middle Welsh | ieith | — |
| 4 | Proto-Brythonic | jeiθ | language |
| 5 | Proto-Celtic | yextis | language, speech |
| 6 | Proto-Indo-European | yek- | to utter |