Loin and Rump

Loin noun - Either side of the backbone between the hipbone and the ribs in humans as well as quadrupeds.

Rump and loin are semantically related. in upper legs topic. In some cases you can use "Rump" instead a noun "Loin".

Rump noun - The part of the body upon which someone sits.

Loin and rump are semantically related. You can use "Loin" instead a noun "Rump".