Where does “cas” come from?
cas (Scottish Gaelic) comes from Old Irish cos, from Proto-Celtic koxsā, from Proto-Indo-European koḱs- — joint.
cas (Scottish Gaelic): leg; foot; handle
Ancestry of “cas”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | cos | foot; leg |
| 2 | Proto-Celtic | koxsā | leg, foot |
| 3 | Proto-Indo-European | koḱs- | joint |