Where does “cathair” come from?

cathair (Irish) comes from Old Irish cathaír, from Latin cathēdra, from Ancient Greek καθέδρα, from Ancient Greek κατά, from Ancient Greek καταστερίζω, from Ancient Greek ἀστήρ, from Proto-Hellenic astḗr, from Proto-Indo-European h₂stḗr — to be/become dry; to burn, to glow; hearth.

cathair (Irish): city; enclosed church establishment; monastic...

Definitions

  1. city; enclosed church establishment; monastic...

Ancestry of “cathair”, step by step

StepLanguageWordMeaning
1Old Irishcathaírchair
2Latincathēdraarmchair (having cushions and supports)
3Ancient Greekκαθέδραseat; sitting posture; teacher's chair,...
4Ancient Greekκατά
5Ancient Greekκαταστερίζωto place among the stars; I put among the stars
6Ancient Greekἀστήρa celestial body; illustrious person; starfish
7Proto-Hellenicastḗrstar
8Proto-Indo-Europeanh₂stḗrstar
9Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

Words derived from “cathair

Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr
cathair — Etymology, Origin & Word History | Etymology Explorer