The antonyms for the term "swapped places" could be "remained stationary," "stayed put," "maintained position," or "kept their original location." These terms indicate that the subjects did not change positions with each other, but rather stayed in their own respective spots. In contrast, "swapped places" suggests a movement or exchange of positions between two or more entities. While there are many situations in which swapping places can be beneficial, such as in sports or transportation, sometimes it is also important to stay in one place and maintain stability. Knowing antonyms for different words can help us expand our vocabulary and improve our communication skills.