柞

zuò = zu + o4

oak / Quercus serrata

柞 character breakdown

柞
- 乍
- 木
  - 八
    - 丿
    - ㇏
  - 十
    - 一
    - 丨

zhà = zh + a4

at first / suddenly / abruptly / to spread / (of hair) to stand on end / bristling

Mnemonic symbol: a Mohawk haircut. It fits the hair "to stand on end" and the character itself looks like a head with a Mohawk haircut facing towards the left.

James II of England (zh) tries out a Mohawk haircut (乍) in the ashram's bathroom (a4).

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.