• 上(above; top)
• 卜(divination; insert downward)

Something stuck is what stays on top and cannot come down, blocked from moving.

• 丷(two diagonal strokes; division in half)
• 牛(cow; cattle)

Using a knife to split a cow in half equally shows the meaning of 半 (half).

• 山(mountain)
• 鸟(bird)

An island is a mountain in the sea where birds perch and stay.

• 上(above; top)
• 卜(divination; insert downward)

Something stuck is what stays on top and cannot come down, blocked from moving.

• 丷(two diagonal strokes; division in half)
• 牛(cow; cattle)

Using a knife to split a cow in half equally shows the meaning of 半 (half).

• 山(mountain)
• 鸟(bird)

An island is a mountain in the sea where birds perch and stay.