塞
=
基
+
宀
:
Socrates (s) wanted to get rid of his graduation cap (宀) and threw it in the elevator's toilet (e4), but now it is clogged (塞). He'll have to dig up the foundation (基) to clear the pipes.
外
=
夕
+
卜
:
There's a hole in the wall of the airplane's bathroom (ai4), and from outside (外), a bat (夕) wants to enter. Willy Walrus (w) is very afraid of bats, so he does his best to hinder the bat from entering with a voodoo staff (卜).