Excessive body hygiene is one example of obsessive compulsive disorder. It occurs more commonly in those with obsessive compulsive disorder. It is heavily implied that he has a case of obsessive compulsive disorder. This is often seen in those with obsessional character and obsessive personality disorders. A nerd is a person seen as overly intellectual, obsessive, introverted or lacking social skills. Holmes' obsessive and depressive personality fascinated and frightened Brett. His charisma is matched by his obsessive and controlling personality. Martha is depicted as a woman with a whole range of obsessive and phobic traits. He played many different types of characters, including manipulative, cynical, obsessive, or crazy characters. It is not inclined toward obsessive barking. Morgan specializes in fixations and obsessive behaviors. "Otaku" is a Japanese term for people with obsessive interests. Rut is characterized by a decrease in appetite and obsessive interest in the does. She has described herself as an obsessive performer. He is shown as something of an obsessive tea drinker.