unproductive
adjective
                                                                                                                            
                                                            un·pro·duc·tive
                    
                                                                                                              
                                                                                                                                  ˌən-prə-ˈdək-tiv  
                                                                                                                              
            -prō-
                                                      
                                                          
                                
              
          
                                                      : not effective in bringing something about : not yielding results, benefits, or profits : not productive                                      
              
                             
unproductive meetings
                                       unproductive strategies
                                       unproductive workers
                         
                
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  Merriam-Webster unabridged




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