heel
US /hiːl/
UK /hiːl/

1.
2.
the part of a sock or stocking that covers the heel of the foot
:
•
The heel of my sock has a hole.
•
These new socks have reinforced heels.
3.
the crust at the end of a loaf of bread
:
•
I always prefer the heel of the bread loaf.
•
Can I have the heel of the bread, please?