Etymology

immoral

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Today it means: Breaching principles of natural law, rectitude, or justice, and so inconsistent with the demands of virtue, purity, or "good morals"; not right, not moral. (Compare unethical, illegal.) Full definition →

English moral ← Middle English moral ← Old French mora
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Italic*n̥-
  4. Latinin-
  5. Latinim-
  6. Englishim-
  7. Proto-Indo-European*med-
  8. Proto-Indo-European*meh₁-
  9. Proto-Italic*mōs
  10. Latinmōs
  11. Proto-Indo-European*h₂el-
  12. Proto-Indo-European*h₂élisder.?
  13. Latinmōrālis
  14. Old Frenchmora
  15. Middle Englishmoral
  16. Englishmoral
  17. English todayimmoral

From im- + moral.

Etymology from Wiktionary, CC BY-SA 4.0.