bitter / hardship / pain / to suffer / to bring suffering to / painstakingly
苦
=
艹
+
古
:
Karl Koala decided to repent for his sins and retreated into a cloister inside the space station. There he leads a very simple life full of hardship, e.g. he gave up on eucalyptus and just eats very bitter artificial lawn.
不
=
丆
+
卜
:
Bruno Bear (bu) is setting up a wind wheel (丆) with a voodoo staff (卜) in the space station's bathroom (Ø4). He also puts a "forbidden" sign (mnemonic symbol for 不) on it, to make clear that it may not (不) be stopped.
迭
=
辶
+
失
:
Dorothy Gale (di) stores all her gladiator sandals (辶) in a lost and found box (失) in the elevator's kitchen (e2). She can't decide which ones to wear and so repeatedly (迭) takes out, tries on and puts back in different pairs of sandals.