Idle

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An idle headmate is one that does not hold any role or roles relating to tasks within their system, especially those relating to trauma.

While they may have experiences like exotrauma, or even their own personal trauma, they are disconnected from the system's (collective) trauma.

Related Terms
ANP, caesian, and bionaut similarly describe headmate that are disconnected from trauma.

Pending and pendiflux similarly describe headmates that do not (currently) hold and roles.