When it comes to describing a normal power supply, there are a variety of synonyms that can be used to convey the concept. For instance, the words regular, typical, customary, and standard can all be used to describe a power supply that is functioning normally. Other words, such as routine, expected, ordinary, and usual, can also be used to convey the same idea. These words all suggest that the power supply is operating as it is supposed to, without any issues or problems. Regardless of which synonym is chosen, they all convey the message that the power supply is functioning normally and predictably.