Instability refers to a lack of consistency or predictability in moods, behavior, self-image, and functioning. It is often associated with personality disorders characterized by frequent and intense shifts in these areas.
Related terms
Emotional Dysregulation: Emotional dysregulation refers to difficulty in controlling emotions and responding appropriately to different situations.
Impulsivity: Impulsivity is a tendency to act without thinking about potential consequences or considering alternative courses of action.
Identity Disturbance: Identity disturbance involves an unstable sense of self and an unclear understanding of one's values, goals, beliefs, and preferences.