剖

po̅u = p + ou1

to cut open / to analyze / Taiwan pr. [pou3]

剖 = 刂 + 咅 : Pinochhio (p) wants to find out when he will turn into a true human. To this end, in front of the outhouse (ou1) he cuts open (剖) his latest poo-poo (咅) with a kitchen knife (刂) to analyze (剖) its composition.

剖 character breakdown

剖
- 刂
  - 丨
  - 亅
- 咅
  - 口
  - 立
    - 亠
      - 一
      - 丶
    - 䒑
      - 一
      - 丷

刂

da̅o = d + ao1

Kangxi radical 18 (刀[dao1]) as a vertical side element / see also 立刀旁[li4 dao1 pang2] / see also 側刀旁|侧刀旁[ce4 dao1 pang2]

刂 = 丨 + 亅 : Mnemonic symbol: a kitchen knife. Don Quixote (d) is showing off his special knifes in front of the aorta (ao1). One is made from a dinosaur bone (丨), and the other is made from a crowbar (亅).

咅

pǒu = p + ou3

pooh / pah / bah / (today used as a phonetic component in 部[bu4], 倍[bei4], 培[pei2], 剖[pou1] etc)

咅 = 口 + 立 : Pinocchio (p) ate too many mandarins (口), so he has to make a big poo-poo (咅) into a vase (立) in the outhouse (ou3). It is very stinky, so all other visitors exclaim "bah!" (咅) as they pass the vase.