尴
=
尢
+
监
:
Guy Fawkes (g) has been caught and put into a prison (监) in front of the anthill (an1) and is exposed to the public as a warning. During his detention he has been hurt and so he has to use a crutch (尢). The whole experience is very embarrassing (尴) for him.
尬
=
介
+
尢
:
Guy Fawkes (g) is in an embarrassing (尬) situation in the ashram's bathroom (a4). He dropped his firework rocket (介), but because he has to use a crutch (尢), he cannot pick it up by himself.