Femur and Loins

Femur noun - The longest and thickest bone of the human skeleton; extends from the pelvis to the knee.

Loins and femur are semantically related in leg part topic. In some cases you can use "Loins" instead a noun "Femur".

Loins noun - The lower part of the abdomen just above the external genital organs.

Femur and loins are semantically related in leg part topic. You can use "Femur" instead a noun "Loins".