The accepted phobia name for this condition is Aeronausiphobia.
Phobia means fear.
A phobia is an irrational fear phobia phobic means the fear of fear itself
Your question asks what the phobia of a fear is (X-phobia-phobia): the PHOBIA OF THE FEAR of the number eight would be octophobia-phobia. The fear of the number eight would simply be octophobia.
Emetophobia is the fear of vomiting. That is most likely the fear you have when you are afraid of the stomach flu (viral gastroenteritis). Educating yourself about stomach flu facts can help decrease your fear.
If failing is your fear the name for the failing phobia (phobia mean fear) is atychiphobia.
Emetophobia...its the fear of vomiting, watching other's vomit or just being scared of vomit istelf. I suppose it would go for "sickness" as well, not just vomiting.
To have a phobia is to have a fear.
the only phobia of the fear of crickets is crickephobia
Turophobia - fear/phobia of cheese.
perichoraphobia. perichora (suburbs) + phobia (fear)