The crossword solution for the term 'Zig Counterpart' is 'Zag', which is a three-letter word. Zag is the opposite of zig, which is a movement that involves alternating directions in a straight line. This term is often used to describe the movements of animals, such as snakes, or the movements of people when they are walking or running. It can also be used to describe the movements of objects, such as a ball bouncing back and forth.