Etymology

windowsill

W4I1N1D2O1W4S1I1L1L1

Today it means: The horizontal member protruding from the base of a window frame. Full definition →

English sill ← Middle English sille ← Old English syll
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The story

  1. Proto-Indo-European*h₂weh₁-
  2. Proto-Indo-European*h₂wḗh₁ti
  3. Proto-Indo-European*h₂wéh₁n̥ts
  4. Proto-Germanic*windaz
  5. Old Norsevindr
  6. Proto-Indo-European*h₃ekʷ-
  7. Proto-Germanic*augô
  8. Proto-Norse*ᚨᚢᚷᚨ (*auga)
  9. Old Norseauga
  10. Old Norsevindauga
  11. Middle Englishwyndowe
  12. Englishwindow
  13. Proto-Germanic*sulī
  14. Old Englishsyll
  15. Middle Englishsille
  16. Englishsill
  17. English todaywindowsill

From window + sill.

Etymology from Wiktionary, CC BY-SA 4.0.