Introversion , shyness, and social anxiety are commonly used interchangeably. However, there are very distinct characteristics to each and they should not be confused. What does the term "introvert" mean? A person who exhibits introversion as a personality trait is one who is often quiet, reticent, and prefers spending time alone. Social anxiety: What is it? One of the five main categories of anxiety disorders is social anxiety. It is anxiety or terror-related to social circumstances or situations requiring performance, such as: · Public speaking · Engaging in meetings or classes · Meeting new people · Going to social events or activities · Talking on the phone · Expre...