MDBG Mobile Chinese English Dictionary (iPhone, Android, Windows Phone)

碎	suì	(transitive or intransitive) to break into pieces; to shatter; to crumble / broken; fragmentary; scattered / garrulous
崩溃	bēng kuì	to collapse; to crumble; to fall apart
弄碎	nòng suì	to crumble
揉碎	róu suì	to crush / to crumble into pieces
崩坏	bēng huài	crash / breakdown (of social values etc) / burst / to crumble / to collapse
崩塌	bēng tā	talus slide / to crumble (of scree slope) / to collapse / landslide
崩落	bēng luò	talus slide / to crumble (of scree slope) / to collapse / landslide
衰朽	shuāi xiǔ	decaying / decrepit / aged and crumbling
天上下刀子	tiān shàng xià dāo zi	lit. knives rain down from the sky (idiom) / fig. (even if) the sky crumbles
瓦解	wǎ jiě	to collapse; to disintegrate; to crumble / to disrupt; to break up
解体	jiě tǐ	to break up into components / to disintegrate / to collapse / to crumble
山颓木坏	shān tuí mù huài	lit. the mountains crumble and the trees lie ruined / a great sage has died (idiom)
颓	tuí	to crumble / to collapse / to decline / to decay / decadent / dejected / dispirited / balding
颓运	tuí yùn	crumbling fate / declining fortune