More social fear could result in social anxiety disorder.
Social anxiety disorder (SAD) is an anxiety disorder characterized by a significant amount of fear in social situations. It causes stress and disability to function in daily life.
People with social anxiety disorder think that they are under scrutiny by others and fears that he or she may do something humiliating or embarrassing. It is an excessive amount of "shyness" which leads to excessive social avoidance and social impairment. People with social anxiety disorder try to avoid any type of social interaction, especially dating, parties, talking to strangers, interviews, etc.