The ground grew more rugged toward the end of the valley.

But now, the ground had grown too slippery under his feet.

Makes the ground too dry for it to grow on.

Pushing on against it, the ground grew more level beneath us, though we continued to climb and I still could not see beyond the pass.

But only a little way down, the ground grew hard and cold.

The ground between the two armies grew less every moment.

The ground itself began to shake violently and the sky grew dark.

He followed them with increasing difficulty as the ground grew higher and harder.

By then, the ground is hard packed and grows only a few weeds.

He went faster when the ground grew hot under his feet.