Where does “bux” come from?
bux (Proto-Brythonic) comes from Proto-Celtic bukkos, from Proto-Indo-European bʰuǵ-, from Proto-North Caucasian bVχc̣V, from Proto-North Caucasian bVc̣V — young he-goat.
Ancestry of “bux”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | bukkos | goat |
| 2 | Proto-Indo-European | bʰuǵ- | buck, he-goat |
| 3 | Proto-North Caucasian | bVχc̣V | — |
| 4 | Proto-North Caucasian | bVc̣V | young he-goat |