Where does “áis” come from?
áis (Irish) comes from Old Irish ais, from Proto-Celtic *axsi-, from Proto-Celtic *axsilā, from Proto-Indo-European h₂eḱs-, from Proto-Indo-European h₂eǵ- — to drive.
áis (Irish): convenience
Ancestry of “áis”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | ais | back |
| 2 | Proto-Celtic | *axsi- | — |
| 3 | Proto-Celtic | *axsilā | — |
| 4 | Proto-Indo-European | h₂eḱs- | axis, axle |
| 5 | Proto-Indo-European | h₂eǵ- | to drive |