Etymology

didn't

Today it means: did not (negative auxiliary) Full definition →

English not ← Middle English not ← Old English *nōht
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The story

  1. Englishdid
  2. Proto-Indo-European*né
  3. Proto-Germanic*ne
  4. Proto-West Germanic*ne
  5. Proto-Indo-European*h₂ey-
  6. Proto-Indo-European*h₂óyu
  7. Proto-Germanic*aiwaz
  8. Proto-West Germanic*aiw
  9. Proto-West Germanic*naiw
  10. Proto-Indo-European*wekʷ-
  11. Proto-Indo-European*wékʷtisder.?
  12. Proto-Indo-European*weǵʰ-
  13. Proto-Indo-European*wéǵʰtisder.?
  14. Proto-Germanic*wihtą
  15. Proto-West Germanic*wiht
  16. Proto-West Germanic*naiwwiht
  17. Old Englishnāwiht
  18. Old English*nōht
  19. Middle Englishnought
  20. Middle Englishnot
  21. Englishnot
  22. English todaydidn't

From did + -n't.

Etymology from Wiktionary, CC BY-SA 4.0.