hayfoditamobia; fear of letting go.
There does not seem to be a specific phobia for leaving the phone off of the hook. There is a phobia of phones that is called phonophobia. This caused people to fear answering or handling phones.
There is not a specific phobia name for a ski phobia. There is a snow phobia that is called chionophobia and if someone were afraid of snow, they would not enjoy skiing.
The fear of leaving is called agoraphobia. This progressive phobia is the fear of leaving the house. It is associated with a panic attack.
cibophobia
Did you mean anti-phobia? A phobia is a kind of fear that can sometimes render someone from doing certain things because of it. For example someone with herpetophobia has a fear of reptiles/amphibians and will avoid them at all costs. Anti-phobia is the act of trying to cure the phobia and may be the term used to refer to an anti-phobia pill or suppressant. Anti-phobia could also be seen as anti-fear.
Thantophobia - The Phobia of losing someone you love
YES!
Tree Phobia
its fear or a type of phobia of something/someone.
a fear or phobia
acrophobia
Avoidance from the phobia, if there are near it they also may panic or get nervous or anxious and possibly a tantrum if the have an extreme phobia of something