Bottom and Back end

Bottom noun - The side or part facing downward from something.

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

Nearby Words: bottomless, bottomed, bottommost, bottomland, bottoming

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

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