- àrsaidh
- old, Irish ársaidh, Old Irish arsid: *ar-sta-; sta, stand. It was not observed that Stokes had the word; but the same conclusion is reached. His stem is *(p)arostât, from paros, before, and stât, Sanskrit purástât, erst.
Etymological dictionary of the Gaelic language. Alexander Gairm Publications. 1982.