Where does “teisennau” come from?
teisennau (Welsh) comes from Welsh -au, from Middle Welsh -eu, from Old Welsh -ou, from Proto-Brythonic -ow, from Proto-Celtic -owes.
teisennau (Welsh): plural of teisen
Ancestry of “teisennau”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Welsh | -au | -s |
| 2 | Middle Welsh | -eu | — |
| 3 | Old Welsh | -ou | — |
| 4 | Proto-Brythonic | -ow | — |
| 5 | Proto-Celtic | -owes | — |