矩 (jǔ)

Etymology

Depicts a person (大/夫) holding a tool (巨). 巨 also represents the sound.

Shuowen Jiezi

《說文》：“巨，規巨也。从工，象手持之。榘，巨或从木、矢，矢者，其中正也。，古文巨。”

Components

• 夫 (iconic) — Depicts a person. Modern form looks like 矢.
• 巨 (sound, iconic) — Depicts a carpenter's square.