Etymology

thalassophobia

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Today it means: A morbid fear of the sea or, more generally, deep, large bodies of water such as lakes. Full definition →

Ancient Greek φόβος (phóbos) ← Proto-Hellenic *pʰógʷos ← Proto-Indo-European *bʰógʷos
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The story

  1. Ancient Greekθάλασσα (thálassa)
  2. Englishthalasso-
  3. Proto-Indo-European*bʰógʷos
  4. Proto-Hellenic*pʰógʷos
  5. Ancient Greekφόβος (phóbos)
  6. English todaythalassophobia

From thalasso- + -phobia.

Etymology from Wiktionary, CC BY-SA 4.0.