Where does “ar” come from?
ar (Welsh) comes from Middle Welsh ar, from Proto-Brythonic ar, from Proto-Celtic aros, from Proto-Indo-European h₂erh₃-o-, from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.
ar (Welsh): on; about to
Ancestry of “ar”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle Welsh | ar | on, upon; over, of; he/she who, whoever |
| 2 | Proto-Brythonic | ar | in front of; ploughing, ploughed land |
| 3 | Proto-Celtic | aros | ploughing, ploughed land |
| 4 | Proto-Indo-European | h₂erh₃-o- | ploughing |
| 5 | Proto-Indo-European | h₂erh₃- | to plough |
| 6 | Proto-Indo-European | h₁er- | earth |