合适 (héshì) · suitable

合 hé · to close

What 合 is made of

• 亼jí — to assemble
  • 人rén — person
  • 一 — horizontal stroke
• 口kǒu — mouth
  • 冂 — frame
    • 丨 — vertical stroke
  • 一 — horizontal stroke

适 shì · match

What 适 is made of

• 辶 — walking, moving
• 舌shé — tongue
  • 千qiān — thousand
    • 丿 — falling stroke
    • 十 — ten
  • 口kǒu — mouth
    • 冂 — frame
    • 一 — horizontal stroke

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