Butt and Back end

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

Back end and butt are semantically related In some cases you can use "Back end" instead a noun "Butt".

Nearby Words: butted, butter, buttery, butty, butting

Back end noun - The side of an object that is opposite its front.

Butt and back end are semantically related in rear topic. You can use "Butt" instead a noun phrase "Back end", if it concerns topics such as back or end part.