Where does “do-iu” come from?
do-iu (Manx) comes from Manx iu, from Old Irish ibid, from Proto-Celtic ɸibeti, from Proto-Indo-European píph₃eti, from Proto-Indo-European peh₃- — to drink.
do-iu (Manx): undrinkable
Ancestry of “do-iu”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Manx | iu | to drink |
| 2 | Old Irish | ibid | to drink; to suckle |
| 3 | Proto-Celtic | ɸibeti | to drink |
| 4 | Proto-Indo-European | píph₃eti | to drink, to be drinking |
| 5 | Proto-Indo-European | peh₃- | to drink |