to collapse / to fall into ruins / death of king or emperor / demise
崩
=
山
+
朋
:
Beelzebub (b) is wearing a huge pair of slippers (朋) in front of the engine ((e)ng1). Suddenly someone sticks a fork (山) in them, and they explode. Beelzebub is so scared that he immediately collapses and demises (崩).
塌
=
土
+
日
+
羽
:
Tecumseh (t) built a very cozy place for the sun (日) in front of the ashram (a1): he piled up a lot of dirt (土) and on top he built a cozy nest out of feathers (羽) he collected. Just as he puts the sun in the nest the whole construction collapses (塌) because the sun is heavier than he thought.