崩溃

崩溃	bēng kuì	to collapse; to crumble; to fall apart
崩	bēng	to collapse / to fall into ruins / death of king or emperor / demise
溃	huì	used in 溃脓 / Taiwan pr. [kui4]
溃	kuì	(bound form) (of floodwaters) to break through a dam or dike / (bound form) to break through (a military encirclement) / (bound form) to be routed; to be overrun; to fall to pieces / (bound form) to fester; to ulcerate