Answer:
Rumination
Explanation:
Rumination occurs when repetition of the same thought comes in your mind. obsessive-compulsive disorder is the best example of thought rumination. Rumination is a frustrating process. In this process, person thinking over and over again on some opportunity that is missed, past relationship with a person. It is a bad experience through which a person survive. Rumination is associated with depression, anxiety, etc. A person who found high on depression, anxiety has highly tended to the negative thoughts which come in mind over and over again. Rumination is a big problem because in this situation a person doesn't understand what to do?. They do not get new ideas for the solution. Even if a person gets stuck in rumination then it will be a pathetic condition and a person suffer from a psychological disorder.