pointless

Having no point or sharp tip; terminating squarely or in a rounded end.

a pointless sword

a pointless knife

Having no prominent or important feature, as of an argument, discourse, etc.

a pointless remark

The sequel to the film was even more pointless than the original

Having no purpose; purposeless; unable to effect an aim.

Since the decision has already been made, further discussion seems pointless.

Having no points

After four matches and four defeats, United remain pointless at the foot of the table.

Without points.

a pointless topology