Synonyms:
crumble, crumple, tumble, break_down, collapse
Meaning: fall apart; "the building crumbled after the explosion"; "Negotiations broke down"
Usage examples
So if, at present, the law of pardon were practiced in all countries, in a short time the world would be disordered, and the foundations of human life would crumble.
One of the boys observed that it was awkward for him to crumble the bread with the flowers in his hands and suggested he should give them to some one to hold for a time.
Then he was reminded that he must crumble the bread and he was awfully excited, snatched up the bread and began pulling it to pieces and flinging the morsels on the grave.
"I was sitting by him one night and he suddenly told me: 'Father, when my grave is filled up crumble a piece of bread on it so that the sparrows may fly down, I shall hear and it will cheer me up not to be lying alone.' "