trade places
verb phraseUK /treɪd ˈpleɪsɪz/
US /treɪd ˈpleɪsɪz/
To swap with someone so you take their spot and they take yours.
The two friends decided to trade places so each could sit by the window.
OTHER MEANINGS
2. To imagine being in another person's situation to understand their feelings.
Try to trade places with her and see how she feels.
3. To reverse roles or responsibilities with someone.
For a day, the teacher and student traded places.
4. To exchange seats or locations with another person.
Can we trade places? I want to sit next to my sister.