Fears & Phobias: Beginning with 'i'

Iatrophobia: Fear of going to the doctor or of doctors.

Ichthyophobia: Fear of fish.

Ideophobia: Fear of ideas.

Illyngophobia: Fear of vertigo or feeling dizzy when looking down.

Insectophobia: Fear of insects.

Iophobia: Fear of poison.

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Isolophobia: Fear of solitude, being alone.

Isopterophobia: Fear of termites, insects that eat wood.

Ithyphallophobia: Fear of seeing, thinking about or having an erect penis.