Where does “bona” come from?
bona (Old Irish) comes from Old Irish bun, from Proto-Celtic bonus, from Proto-Indo-European bʰuH- — to become, grow, appear.
bona (Old Irish): genitive singular of bun
Ancestry of “bona”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | bun | base; bottom; butt |
| 2 | Proto-Celtic | bonus | foundation, base, butt |
| 3 | Proto-Indo-European | bʰuH- | to become, grow, appear |