Etymology

acerophobia

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Today it means: A fear of or aversion to sourness or sour things. Full definition →

Latin acerbus ← Proto-Italic *akriðos ← Proto-Indo-European *dʰeh₁-
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The story

  1. Proto-Indo-European*h₂eḱ-
  2. Proto-Indo-European*h₂eḱrós
  3. Proto-Italic*akris
  4. Proto-Indo-European*dʰeh₁-
  5. Proto-Italic*akriðos
  6. Latinacerbus
  7. English todayacerophobia

From Latin acerbus (“sour”) + English -o- + -phobia.

Etymology from Wiktionary, CC BY-SA 4.0.