く	ず
崩

れ

る

Ichidan verb, intransitive verb

1. to collapse, to crumble.
2. to get out of shape, to lose one's shape, to become disorganized, to become untidy.
3. to break down, to be thrown into disarray.
4. to crash (stock market), to slump, to decline.
5. to break money into small change.
6. to turn bad (e.g. weather), to change for the worse, to deteriorate.