There is no precise word for the fear of being able to see through the floor, by which I assume you mean seeing through the cracks between floorboards.
However there is crepaceaphobia which is the closest. This means a fear* of cracks.
*Fears and phobias are different things. There is a link to an article about the difference in the related links below.
Clavicaphobia is the irrational fear of touching or seeing collar bones.
Apotemnophobia is a phobia, something real or imagined. Apotemnophobia is the fear of amputation, it can also be a fear of seeing an amputee.
syngenesophobia Phobia is actually abnormal fear or a great dislike of something. What fear can be appear in the family. A wife is not satisfied sexually and she can look other sexual partner will be the phobia of her husband. Fear is always created by himself or herself. The person is responsible for phobia. Created phobia of fear comes in family members through mental , emotional and depressional phobia of family members.
The irrational fear is called a phobia; the experience or object that triggers a phobia could be called a phobic experience or object.
Yes, the phobia of crossing roads does exist.This phobia is called Agyrophobia.
My friend told me that the fear of spiders was her worst phobia. A phobia is an irrational fear that is not easily cured. A common phobia is the fear of picking up germs and diseases from others.
Bebuphobia...that is the fear or phobia of blueberries.
the only phobia of the fear of crickets is crickephobia
To have a phobia is to have a fear.
Mud Phobia is the phobia (fear) of mud. Its called mysophobia, myso meaning mud and phobia meaning fear.
Atychiphobia (kakorrhaphiophobia, fear of failure, fear of failing, failure phobia).
Theophobia- the irrational fear of a god or deity. Remember its only a phobia if its an "irrational" fear, a normal healthy fear is not a phobia.