Cyberphobia is an extreme fear of computers. People with this anxiety disorder may also fear smartphones and the internet. Severe cyberphobia can cause people to avoid going to work, school or any place where there might be a computer.

Triskaidekaphobia is the fear of the number 13 or of things associated with the number 13. This fear can be linked to superstitions or cultural beliefs.

Coulrophobia is the fear of clowns or of people in clown costumes. This fear can be linked to negative experiences with clowns or a general sense of unease around them

Dermatophobia is the fear of holes in the skin or of things that resemble holes in the skin. This fear can be linked to anxiety or a fear of patterns.

Arachibutyrophobia is the fear of peanut butter sticking to the roof of your mouth. The word is derived from "arachi," meaning peanut, "butyro," meaning butter, and "phobia," meaning fear. People with this phobia may avoid eating peanut butter or any other sticky foods, or they may experience extreme anxiety or panic when eating them.

Technophobia is the fear of technology, particularly computers and other digital devices. People with technophobia may avoid using technology or experience anxiety and panic attacks when they are required to use it. This phobia can be related to a fear of the unknown, fear of change, or fear of being unable to control technology.

The meaning of Autophobia is Fear of being alone.

Hippopotomonstrosesquippedaliophobia

Hippopotomonstrosesquippedaliophobia is the fear of long words, which can be quite ironic given how long the word itself is.

The meaning of Bibliophobia is Fear of books.

Coulrophobia is the fear of clowns or of people in clown costumes. People with coulrophobia may avoid going to circuses, birthday parties, or other events where clowns are present. This phobia can be related to a fear of the unknown, fear of the exaggerated facial expressions of clowns, or fear of clowns as cultural symbols of evil or danger.