Where does “ar-” come from?
ar- (Old Saxon) comes from Proto-Germanic uz-, from Proto-Indo-European uss-, from Proto-Indo-European uds-, from Proto-Indo-European úd — out, outward.
Ancestry of “ar-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Germanic | uz- | up, out |
| 2 | Proto-Indo-European | uss- | — |
| 3 | Proto-Indo-European | uds- | up, out |
| 4 | Proto-Indo-European | úd | out, outward |