There are several synonyms for the term "nervous strain." First and foremost, it can be referred to as nervous tension or anxiety. Other synonyms include stress, pressure, agitation, apprehension, unease, and restlessness. Nervous strain can also be described as mental exhaustion or fatigue, and can lead to physical symptoms such as headaches, muscle tension, and insomnia. It is important to manage and alleviate nervous strain through practices such as exercise, relaxation techniques, and seeking professional help if needed. By recognizing and addressing nervous strain, individuals can improve their overall health and quality of life.