坐骨神经

• 从(two people together)ASSOCIATIVE
• 土(earth; soil; land)RADICAL

Two people sitting down on the ground together — that is sitting.

• 礻(spirit; ritual)RADICAL
• 申(display; thunder)PHONO-SEMANTIC

A divine spirit is a being whose thunder and lightning are the pronouncements transmitted by that sacred presence.

• 糹(silk thread; filament)RADICAL
• 巠(underground water vein running straight)PHONETIC

Silk threads running straight down in rows on a loom frame form the warp threads.