Etymology

subfloor

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Today it means: The floor structure supporting and underlying the visible flooring or other finishing surface such as a carpet Full definition →

English floor ← Middle English flor ← Old English flōr
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The story

  1. Latinsub
  2. Latinsub-
  3. Englishsub-
  4. Proto-Indo-European*pleth₂-?
  5. Proto-Indo-European*pel-?
  6. Proto-Indo-European*pleh₂-
  7. Proto-Indo-European*pleh₂ros
  8. Proto-Germanic*flōraz
  9. Proto-Germanic*flōruz
  10. Proto-West Germanic*flōr
  11. Old Englishflōr
  12. Middle Englishflor
  13. Englishfloor
  14. English todaysubfloor

From sub- + floor.

Etymology from Wiktionary, CC BY-SA 4.0.