外八字脚

• 夕(evening; crescent moon (pictographic))RADICAL
• 卜(divination; fortune-telling)PHONETIC

Evening outside divining fortunes under the moon — that's an external affair.

• 八(eight (pictographic, two strokes separating))ASSOCIATIVE

Two strokes separated apart like two objects dividing represent the number eight.

• 宀(roof)RADICAL
• 子(child)ASSOCIATIVE

A child born under a roof and learning to speak gives rise to written characters.

• ⺼(meat; flesh; body)RADICAL
• 却(decline; refuse)PHONETIC

A foot is the fleshy part of the body that helps us step backward or forward.