食
=
亽
+
艮
:
Mnemonic symbol: a bag of instant noodles.
Sherlock Holmes (sh) went camping in the space station's bathroom (Ø2). As foodstuffs he brought chewing gum (艮) and instant noodles (食), but he forgot to bring his gas stove, so in front of his tipi (亽) He is eating chewing gums all day.
卧
=
卜
+
臣
:
Willy Walrus (w) has become the new master of the observatory's servant (臣). In the bathroom (o4) Willy Walrus sits at the top of a voodoo staff (卜) which he is balancing on the spot between the servant's shoulders while the servant has to do push-ups (卧).