Where does “ceó” come from?
ceó (Old Irish) comes from Proto-Celtic kiw-o-, from Proto-Indo-European ḱyeh₁-wó-s — dark; deep brown.
ceó (Old Irish): sky, heaven; mist
Ancestry of “ceó”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | kiw-o- | fog |
| 2 | Proto-Indo-European | ḱyeh₁-wó-s | dark; deep brown |