aquaphobia

Aquaphobia (from Latin aqua, meaning 'water', and Ancient Greek φόβος (phóbos), meaning 'fear') is an irrational fear of water. Aquaphobia is considered a Specific Phobia of natural environment type in the Diagnostic and Statistical Manual of Mental Disorders. A specific phobia is an intense fear of something that poses little or no actual danger. https://en.wikipedia.org/wiki/Aquaphobia