This is why your walls cracked as fast as they could build them.

The whole wall behind the shack cracked from top to bottom.

But little by little, the walls of their citadel have been cracking.

Ceilings came down, walls cracked and "the whole structure rocked."

When the wall cracked, the floodwaters could not be controlled.

And with the words the walls holding back her memory cracked and fell.

And the walls of a cave that is too big can crack and collapse.

Put them all in a room and the walls would crack.

Q. The cement foundation of our 30-year-old house is shifting, and the walls are cracking.

The wall she had built around her heart cracked, unleashing a torrent of tears.