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

StepLanguageWordMeaning
1Old Cornish*ster—
2Proto-Brythonicsterstar
3Proto-Celticsterāstar
4Proto-Indo-Europeanh₂stḗrstar
5Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

Words derived from “ster”

Every word from Proto-Indo-European h₂eHs- →Every word from Proto-Indo-European h₂stḗr →Every word from Proto-Celtic sterā →