The air was chill enough that Kharl's breath was like fog, and the ground crunched underfoot.

Outside, the ground crunched beneath his boots.

When he shifted his weight, the baked ground crunched beneath his bootsoles.

The ground crunched beneath his feet, as though it were only a brittle crust.

The ground crunched under their boots.

The ground crunched beneath his feet.

The ground crunched gently under foot, a sharp frost having encrusted the damp soil with ice.

Scientists predict that many field researchers will spend far less time on the ground and more time crunching data on a computer.

The frosty ground crunched under his boots.

The ground crunched under their feet as they walked, years upon years of dust pressed into the dirt floor.