The Internal Family Systems model uses a unique set of IFS terms to describe the inner workings of the mind. This comprehensive glossary provides definitions for the core concepts and terminology you’ll find throughout the IFS framework.
The Glossary (A-Z Terms)
Blending
This occurs when a part completely takes over a person’s thoughts, feelings, and physical sensations. When blended, an individual feels like they are the part, losing access to the calm perspective of the core Self.
Burden
Burdens are extreme beliefs or painful emotions carried by parts. These are usually picked up during difficult past experiences. Examples include the belief “I am not enough” or a heavy feeling of shame. A major goal of IFS is to help parts release these burdens.
Exile
Exiles are the sensitive, vulnerable parts of the system. They carry the memories, pain, and trauma of the past. Because their pain is so intense, other parts work overtime to keep them locked away from conscious awareness.
Firefighter
A firefighter is a reactive protector part. When an exile’s pain starts to surface, firefighters immediately jump in to distract from or numb the intense feelings. Their methods are often impulsive and can include binge eating, substance use, or sudden rage.
Manager
A manager is a proactive protector part. These parts try to control every aspect of a person’s life and relationships to prevent pain or rejection from happening in the first place. They often show up as an inner critic, a perfectionist, or an obsessive planner.
Parts
In IFS, the mind is not viewed as a single entity. It is naturally divided into distinct subpersonalities called parts. Each part has its own perspective, feelings, memories, and goals. All parts have good intentions for the system, even if their actions cause problems.
Polarization
A polarization happens when two parts are in direct conflict with each other over how to handle a situation. For example, one part might desperately want to restrict food intake to feel in control, while an opposing part wants to eat comfort food to manage stress.
Protectors
Protectors are parts (Managers and Firefighters) that work to shield the system from pain. Their primary job is to keep Exiles hidden so the individual doesn’t feel their overwhelming emotions.
Self
The Self is the core, undamaged center of every person. It is not a part. When a person is operating from the Self, they experience qualities like calm, curiosity, compassion, and clarity.
Unblending
This is the active process of creating emotional distance from a part. By stepping back, a person can observe the part from the perspective of the Self rather than being completely overwhelmed by it.
Core IFS Concepts: The 8 C’s and 5 P’s
The 8 C’s of Self
The 8 C‘s of Self are the qualities that naturally emerge when a person is in “Self-leadership.” When you are not blended with a part, you will likely experience:
- Calmness: A sense of inner peace and serenity.
- Curiosity: A non-judgmental desire to understand your parts.
- Compassion: Feeling open-hearted toward yourself and others.
- Confidence: Trusting in your ability to stay in Self and handle situations.
- Courage: The willingness to face difficult emotions or protector parts.
- Clarity: Seeing situations and parts as they truly are, without distortion.
- Connectedness: Feeling a sense of belonging to yourself and the world.
- Creativity: The ability to find new ways of relating to your internal system.
For a deeper look at how these qualities function, visit our complete guide to the Self.
The 5 P’s of Self-Presence
The 5 P’s of Self-Presence describe the “energy” or “presence” a person holds when they are effectively witnessing their parts:
- Patience: Allowing parts to unfold at their own pace.
- Perspective: Being able to step back and see the “big picture” of your system.
- Persistence: Staying with a difficult part even when it is resistant.
- Playfulness: Bringing a light, non-threatening energy to the internal work.
- Presence: Being fully “here” with a part, rather than distracted or judgmental.
Where to Go Next
If you have read through the basic concepts and understand the vocabulary, you have a solid foundation of the IFS model.