Etymology

chairback

C3H4A1I1R1B3A1C3K5

Today it means: The rear part of a chair that supports the sitter's back. Full definition →

English back ← Middle English bak ← Old English bæc
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The story

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Indo-European*ḱm̥-th₂der.?
  4. Proto-Hellenic*kətá
  5. Ancient Greekκατά (katá)
  6. Proto-Indo-European*sed-
  7. Proto-Indo-European*sedreh₂
  8. Proto-Hellenic*hédrā
  9. Ancient Greekἕδρα (hédra)
  10. Ancient Greekκᾰθέδρᾱ (kăthédrā)
  11. Latincathedra
  12. Old Frenchchaiere
  13. Middle Englishchayere
  14. Englishchair
  15. Proto-Indo-European*bʰeg-der.?
  16. Proto-Germanic*baką
  17. Proto-West Germanic*bak
  18. Old Englishbæc
  19. Middle Englishbak
  20. Englishback
  21. English todaychairback

From chair + back.

Etymology from Wiktionary, CC BY-SA 4.0.