enclosure / (variant of 閒|闲[xian2]) idle / unoccupied / leisure
闲
=
木
+
门
:
In her free time (闲) Marie Curie (xi) likes to sit in the anthill's kitchen (an2) to watch her trap door (门). She installed it right under a Christmas tree (木) so whenever someone puts a present under the Christmas tree, shortly afterwards it will fall through the trap door in Marie's secret chamber.
chapter / section / clause / movement (of symphony) / seal / badge / regulation / order
章
=
早
+
立
:
Mnemonic symbol: a section sign. James II of England (zh) wakes up with a jolt as his alarm clock (早) goes off in front of the anglepod (ang1). Panicked he tries to smash it with a big section sign (章), but instead he just smashes the invaluable vase (早) next to it.