佣

commission (for middleman) / brokerage fee

to hire / to employ / servant / hired laborer / domestic help

佣 = 亻 + 用 : Yu the Great and Rosa Luxemburg are lying hurt on the ground in front of the engine, and a servant of the engine uses his first aid kit to help them until the ambulance arrives.

佣 character breakdown

佣
- 亻
  - 丨
  - 丿
- 用
  - 丨
  - 月
    - 二
      - 一
    - ⺆
      - 丿
      - ㇆
        
        一
        
        亅

亻

rén = r + (e)n2

"person" radical in Chinese characters (Kangxi radical 9)

亻 = 丿 + 丨 : Mnemonic symbol: Rosa Luxemburg. She's quite radical, and her name starts with "r", just like "ren2". Also, 亻appears at the left-hand side of characters, and Rosa is a leftist as well.

Robinson Crusoe (r) and Rosa Luxemburg (亻) are having their favorite snacks in the encampment's kitchen: Rosa is eating a banana (丿) and Robinson is eating a dinosaur bone (丨).

用

yòng = yu + (e)ng4

to use / to employ / to have to / to eat or drink / expense or outlay / usefulness / hence / therefore

用 = 丨 + 月 : Mnemonic symbol: a first aid kit. Can you see the cross on the container?

用 = 丨 + 月 : Yu the Great hurt her leg when she slipped in the engine's bathroom. The moon helps her to splint her leg using the bathroom's first aid kit and a dinosaur bone.