Where does “fír” come from?
fír (Old Irish) comes from Proto-Celtic wīros, from Proto-Indo-European weh₁ros, from Proto-Indo-European weh₁- — true.
fír (Old Irish): true; truth
Ancestry of “fír”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | wīros | true |
| 2 | Proto-Indo-European | weh₁ros | true |
| 3 | Proto-Indo-European | weh₁- | true |