The crossword solution for the term 'Switch Partner' is 'BAIT'. BAIT is a substance used to attract and entice animals, especially fish, or to lure someone into a trap. It is often used in fishing, where it is placed on a hook or lure to attract fish. It can also be used in hunting, where it is placed in an area to attract animals. BAIT can also be used metaphorically, to describe something that is used to entice someone into a situation.