槐

Chinese scholar tree (Sophora japonica) / Japanese pagoda tree

槐 = 木 + 鬼 : Helga Horse (hu) set up a Christmas tree (木) in the airplane's kitchen (ai2), but soon after a demon (鬼) possessed it and morphed it into a Chinese scholar tree (槐).

槐 character breakdown

槐
- 木
  - 八
    - 丿
    - ㇏
  - 十
    - 一
    - 丨
- 鬼
  - 儿
    - 丿
    - 乚
  - 厶
  - 白
    - 丶
    - 日
      - 一
      - 囗

木

mù = mu + Ø4

(bound form) tree / (bound form) wood / unresponsive; numb; wooden

木 = 八 + 十 : Mnemonic symbol: a Christmas tree.

Malte Monkey (mu) is setting up a Christmas tree (木) in the bathroom of the space station (Ø4). He decorates the tree with eight-balls (八) and puts a holy cross (十) at the top of the tree.

鬼

guǐ = gu + ei3

ghost / demon / terrible / damnable / clever / sly / crafty / (suffix for sb with a certain vice or addiction etc) / one of the 28 constellations

鬼 = 白 + 儿 + 厶 : Mnemonic symbol: a demon.

Gitta Giraffe (gu) is being haunted by a demon (鬼) in the Eiffel Tower (ei3). She has to hide in the nostril of a fake nose (厶) and wave a white flag (白), but one day Sun Wukong (儿) arrives and drives the demon away.