Where does “Trefor” come from?
Trefor (Welsh) comes from Welsh mawr, from Middle Welsh mawr, from Old Welsh maur, from Proto-Brythonic mọr, from Proto-Celtic mori, from Proto-Indo-European móri, from Proto-Indo-European mer- — to die; to disappear; sea, lake, wetland.
Ancestry of “Trefor”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Welsh | mawr | large; big; great |
| 2 | Middle Welsh | mawr | — |
| 3 | Old Welsh | maur | great |
| 4 | Proto-Brythonic | mọr | great, large |
| 5 | Proto-Celtic | mori | sea |
| 6 | Proto-Indo-European | móri | sea; standing water |
| 7 | Proto-Indo-European | mer- | to die; to disappear; sea, lake, wetland |