The crossword solution for the term 'SUDDENLY PAY ATTENTION' is SITUP, which is a five letter word. Situp is an exercise that involves lying on your back with your knees bent and feet flat on the floor, then lifting your upper body to a sitting position. It is often used as part of a fitness routine to strengthen the abdominal muscles and improve posture. Paying attention suddenly can be done by focusing on the task at hand and being mindful of the present moment.