heel bone

This leaves people with a history of anorexia and reduced bone density like me at high risk for fractures.

The left heel followed like lightning, and the right paw also slipped, letting the bear again fall heavily on the ice below.

I saw this girl, eight or nine years old, all benumbed and nothing but skin and bone.

And with another bow the man from Paris drew himself erect, turned on his heel, and went jingling and creaking from the room.

Large mononuclear leukocytes probably originate in the bone-marrow or spleen.

That we will, and you never need want, Mark, for I've many a fine bone buried away against old age and rainy weather.