Homonym: heel (Betrayer)
The term "heel" refers to the back part of the foot, located below the ankle. It plays a crucial role in walking and running by providing support and balance. The heel is made up of the calcaneus bone, which is the largest bone in the foot, and is covered by a layer of fat and skin for cushioning.
In footwear, a "heel" can also refer to the raised part at the back of a shoe. Heels come in various styles and heights, influencing both comfort and fashion. High heels, for example, are popular in women's fashion but can affect posture and foot health.