The term 'Move Like a Pendulum' can be described by two crossword solutions: 'SWING' (5 letters) and 'SWAY' (4 letters). A pendulum is an object that is suspended from a fixed point and swings back and forth due to the force of gravity. The motion of a pendulum is often used as an analogy for something that moves in a regular, rhythmic pattern. Therefore, the terms 'SWING' and 'SWAY' can be used to describe the motion of a pendulum.