体育场 (tǐyùchǎng) · stadium

体 tǐ · body

What 体 is made of

• 亻rén — person
• 本běn — book classifier
  • 木mù — tree
    • 十 — ten
    • 八bā — eight
  • 一 — horizontal stroke

育 yù · to produce

What 育 is made of

• 亠tóu — lid
  • 丶 — dot
  • 一 — horizontal stroke
• 厶sī — private
• ⺼ — meat

Origin hint: A pregnant woman with a baby ⺼ in her womb (from the Make Me a Hanzi dataset; treat as a memory aid where history is uncertain)

场 chǎng · place

What 场 is made of

• 土tǔ — earth
  • 十 — ten
    • 一 — horizontal stroke
    • 丨 — vertical stroke
  • 一 — horizontal stroke
• 勿wù — must not

Origin hint: 土 gives the meaning, 昜 gives the sound. (from the Make Me a Hanzi dataset; treat as a memory aid where history is uncertain)