Where does “ster” come from?
ster (Middle Cornish) comes from Old Cornish *ster, from Proto-Brythonic ster, from Proto-Celtic sterā, from Proto-Indo-European h₂stḗr, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.
Ancestry of “ster”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Cornish | *ster | — |
| 2 | Proto-Brythonic | ster | star |
| 3 | Proto-Celtic | sterā | star |
| 4 | Proto-Indo-European | h₂stḗr | star |
| 5 | Proto-Indo-European | h₂eHs- | to be/become dry; to burn, to glow; hearth |