The story
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Indo-European*ḱm̥-th₂der.?
- Proto-Hellenic*kətá
- Ancient Greekκατά (katá)
- Proto-Indo-European*sed-
- Proto-Indo-European*sedreh₂
- Proto-Hellenic*hédrā
- Ancient Greekἕδρα (hédra)
- Ancient Greekκᾰθέδρᾱ (kăthédrā)
- Latincathedra
- Old Frenchchaiere
- Middle Englishchayere
- Englishchair
- Proto-Germanic*fulkaz
- Proto-Germanic*fulką
- Proto-West Germanic*folk
- Old Englishfolc
- Middle Englishfolk
- Englishfolk
- English todaychairfolk
Etymology from Wiktionary, CC BY-SA 4.0.