Where does “both” come from?
both (Irish) comes from Old Irish both, from Proto-Celtic butā, from Proto-Indo-European bʰuH- — to become, grow, appear.
both (Irish): Booth, hut
Ancestry of “both”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | both | preterite passive conjunct of at·tá |
| 2 | Proto-Celtic | butā | — |
| 3 | Proto-Indo-European | bʰuH- | to become, grow, appear |