Compulsives are individuals who exhibit excessive and uncontrollable behavior towards a certain activity or habit. These individuals may also be referred to as addicts, extremists, fanatics, or maniacs. Another word that can be used to describe compulsives is obsessional, which suggests an obsessive preoccupation with a certain activity or behavior. Other synonyms for compulsives include fixated, possessed, and driven. These words convey a sense of an almost obsessive or irrational attachment to a particular activity or habit. While compulsive behavior can also be linked to a number of mental health conditions, these synonyms accurately portray the sense of intensity and uncontrollability that characterizes this type of behavior.