1The grandfather clock in the hallway had a large pendulum that swung gently back and forth.
2Is the pendulum of public opinion swinging in favor of the new policy?
3Her mood was like a pendulum, constantly changing between happiness and sadness.
4The pendulum of history often swings between periods of peace and periods of war.
5The politician's views on the issue were like a pendulum, constantly shifting between liberal and conservative.