Etymology

irresistible

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Today it means: Impossible to resist. Full definition →

Latin irresistibili ← Proto-Italic *sistō ← Proto-Indo-European *stísteh₂ti
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Italic*n̥-
  4. Latinin-
  5. Proto-Italic*wre-
  6. Latinre-
  7. Proto-Indo-European*steh₂-
  8. Proto-Indo-European*stísteh₂ti
  9. Proto-Italic*sistō
  10. Latinsistō
  11. Latinresisto
  12. Latinirresistibili
  13. English todayirresistible

Learned borrowing from Medieval Latin irresistibilis, equivalent to ir- + resistible.

Etymology from Wiktionary, CC BY-SA 4.0.