爬行动物

• 爪(claw; talon)RADICAL
• 巴(stick closely; adhere tightly)PHONO-SEMANTIC

A bull crawling forward uses its claws gripping tightly into the ground to advance.

• 彳(left foot step)RADICAL
• 亍(right foot; right step)ASSOCIATIVE

Left foot then right foot stepping forward is the very action of traveling down a road.

• 云(cloud)PHONETIC
• 力(strength; power)RADICAL

Powerful strength like rolling clouds surge creates motion.