Back and Back of

Back adjective - Being at or in the part of something opposite the front part.

Back of and back are semantically related in end topic. In some cases you can use "Back of" instead an adjective "Back".

Nearby Words: backward, backing, backed, backside, backwards

Back of preposition - At, to, or toward the rear of.

Back and back of are semantically related in following in position or time topic. You can use "Back" instead an adjective phrase "Back of".