Where does “oo” come from?
oo (Manx) comes from Old Irish tú, from Proto-Celtic tū, from Proto-Indo-European túh₂ — you, thou.
oo (Manx): you
Ancestry of “oo”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | tú | you , thou |
| 2 | Proto-Celtic | tū | you , thou |
| 3 | Proto-Indo-European | túh₂ | you, thou |