顶骨

顶骨	dǐng gǔ	parietal bone (top of the scull)
顶	dǐng	apex / crown of the head / top / roof / most / to carry on the head / to push to the top / to go against / to replace / to substitute / to be subjected to (an aerial bombing, hailstorm etc) / (slang) to "bump" a forum thread to raise its profile / classifier for headwear, hats, veils etc
骨	gū	used in 骨碌碌 / used in 骨碌
骨	gǔ	bone