Etymology

effectless

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Today it means: Having no effect or advantage. Full definition →

Proto-Germanic *lausaz ← Proto-Indo-European *lewHs- ← English effect
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The story

  1. Proto-Indo-European*h₁éǵʰ
  2. Proto-Indo-European*h₁éǵʰs
  3. Proto-Italic*eks
  4. Latinex
  5. Latinex-
  6. Proto-Indo-European*dʰeh₁-
  7. Proto-Indo-European*dʰeh₁k-
  8. Proto-Indo-European*dʰh₁kyéti
  9. Proto-Italic*θakjō
  10. Proto-Italic*fakjō
  11. Latinfaciō
  12. Latinefficiō
  13. Latineffectu
  14. Old Frencheffect
  15. Middle Englisheffect
  16. Englisheffect
  17. Proto-Indo-European*lewh₁-
  18. Proto-Indo-European*lewHs-
  19. Proto-Germanic*leusaną
  20. Proto-Germanic*lausaz
  21. English todayeffectless

From effect + -less.

Etymology from Wiktionary, CC BY-SA 4.0.