Etymology

nonimmune

N1O1N1I1M3M3U1N1E1

Today it means: Not immune; lacking immunity Full definition →

English immune ← Middle French immun ← Latin immūnis
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The story

  1. Englishnon-
  2. Proto-Indo-European*mey-
  3. Proto-Indo-European*moy-nós
  4. Proto-Italic*moinos
  5. Latinmūnus
  6. Proto-Indo-European*né
  7. Proto-Indo-European*n̥-
  8. Proto-Italic*n̥-
  9. Latinin-
  10. Latinin- -is
  11. Latinimmūnis
  12. Middle Frenchimmun
  13. Englishimmune
  14. English todaynonimmune

From non- + immune.

Etymology from Wiktionary, CC BY-SA 4.0.