Etymology

eikositriophobia

Today it means: Fear of the number twenty-three. Full definition →

English tri- ← Ancient Greek εἴκοσι (eíkosi)
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The story

  1. Ancient Greekεἴκοσι (eíkosi)
  2. Englishtri-
  3. English todayeikositriophobia

From Ancient Greek εἴκοσι (eíkosi, “twenty”) + English tri- + -o- + -phobia.

Etymology from Wiktionary, CC BY-SA 4.0.