movement (of one's body); moving about; stirring
acting freely; doing as one pleases
満員電車で身動きが取れない。
I can't move in the packed train.
身動きできずにじっと待つしかなかった。
Unable to move, I had no choice but to wait still.
けがをした猫が身動きせずに横たわっていた。
The injured cat lay without moving.