Overstudy means to study excessively beyond what is necessary or beneficial. Synonyms for overstudying include overwork, burnout, cramming, overthinking, overanalyzing, and overpreparing. Overworking is when you push yourself too hard and feel exhausted. Burnout is a state of emotional, physical, and mental exhaustion caused by excessive and prolonged stress. Cramming is when you try to learn a lot of information in a short amount of time, usually before an exam. Overthinking is when you think too deeply or worry too much about something. Overanalyzing is when you excessively analyze something to a point where it becomes counterproductive. Overpreparing is when you prepare too much for something, leading to burnout or stress.