Where does “aostacht” come from?
aostacht (Irish) comes from Irish aosta, from Old Irish áesta, from Old Irish áes, from Proto-Celtic aiwestom, from Proto-Indo-European h₂ey- — vital force, life, age, eternity; day, morning.
aostacht (Irish): oldness; old age
Ancestry of “aostacht”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Irish | aosta | aged, old |
| 2 | Old Irish | áesta | old, ancient |
| 3 | Old Irish | áes | age, years; stage, period; era |
| 4 | Proto-Celtic | aiwestom | age; lifetime; era |
| 5 | Proto-Indo-European | h₂ey- | vital force, life, age, eternity; day, morning |