Alethephobia Derivation: Phobia's (fears) are derived from the ancient Greek. "aletheia" is ancient Greek for "truth". Alethephobia is Fear of Truth. It can fall into several categories. read more
As others have answered, a phobia of phobias, or fear of fears, would be called phobophobia. But a term less likely to be glossed over, communicating more meaning, could be"fear of panic attacks." That term has reality for many people, while"phobophobia" seems a bit facetious and fails to convey the suffering of those so afflicted. read more