Heavy-duty vehicles are commonly used in construction sites.

The top-heavy fraction is greater than one.

There are many top-heavy fractions in this math problem.

They make heavy weather of every decision.

The heavy-footed moa was a large extinct species of moa.

Super heavy water is a hypothetical form of water with a higher density than regular water.

Having a chronic illness can be a heavy cross to bear.

The soldiers carried their heavy marching order during the exercise.

The heavy-footed moas roamed the forests of New Zealand.

The navy deployed several super-heavy frigates for the mission.