tree / wood / coffin / wooden / simple / numb / one of the eight categories of ancient musical instruments 八音[ba1 yin1]
木
=
八
+
十
:
Mnemonic symbol: a Christmas tree. Malte Monkey is putting up a Christmas tree (木) in the bathroom of the space station (Ø4). He's using a cross (十) as a base to put the tree on, and decorates the tree with eight-balls (八).
风
=
乂
+
几
:
Frankenstein's Monster has to wait in front of the engine. Because the wind is blowing, he uses pliers to disassemble a small table and builds a shelter with the parts.