The answer to the crossword is BASES, which stands for 'Batteries Always Stay Energized'. Batteries are a type of energy storage device that can be used to power a variety of electronic devices. They are often used in portable electronics such as cell phones, laptops, and cameras. Batteries can also be used to store energy from renewable sources such as solar or wind power. Batteries are essential for many everyday activities, and they may get loaded with energy when they are charged.