nagudelirium
Nagudelirium is a fictional term that appears in certain online communities and creative works, often associated with the concept of a state of mental distress or confusion specifically linked to the persistent dwelling on a perceived slight or grievance. It is not a recognized clinical or psychological term. The prefix "nag" suggests a recurring or bothersome nature, while "delirium" implies a state of severe confusion or disturbance. Therefore, nagudelirium is used colloquially to describe a prolonged and obsessive focus on a negative experience, often to the point of impairing judgment or rational thought.
Individuals described as experiencing nagudelirium might be perceived as being overly sensitive, unable to let go