10 of the Most Common Phobias According to the American Psychiatric Association, a phobia is an irrational and excessive fear of an object or situation. In most cases, the phobia involves a sense of endangerment or a fear of harm. BPL-ESL August 21, 2015
Arachnophobia Fear of spiders – affects more women than men
Ophidiophobia Fear of snakes
Acrophobia Fear of heights
Agoraphobia Fear of crowded spaces, open spaces or situations in which escape is difficult
Cynophobia Fear of dogs
Astraphobia Fear of thunder and lightning
Trypanophobia Fear of injections
Social Phobias Fear of social situations
Pteromerhanophobia Fear of flying
Mysophobia Fear of germs or dirt
Hippopotomonstrosequipedaliophobia Fear of long words
http://wordinfo.info/unit/2723?letter=P&spage=6 English Word Information –List of Phobias (alphabetically)