Backside and Buttock

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

Buttock and backside are semantically related in butt topic. In some cases you can use "Buttock" instead a noun "Backside", when it comes to topics like over.

Nearby Word: back

Buttock noun - Either of the two large fleshy masses of muscular tissue that form the human rump.

Backside and buttock are semantically related in bottom topic. You can use "Backside" instead a noun "Buttock", if it concerns topics such as butt, over.