Pointless

adjective

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

   "a pointless knife"

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

   "a pointless remark"

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

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

4. Without points.

   "a pointless topology"