senseless

Adjective

• (of especially persons) lacking sense or understanding or judgment

• serving no useful purpose; having no excuse for being
  • otiose lines in a play
    
  • advice is wasted words
    
  • a pointless remark
    
  • a life essentially purposeless
    
  • senseless violence
    

• unresponsive to stimulation
  • he lay insensible where he had fallen
    
  • drugged and senseless
    

• not marked by the use of reason
  • mindless violence
    
  • reasonless hostility
    
  • a senseless act
    

Related words

• Synonyms: 
  nitwitted , soft-witted , witless , otiose , pointless , purposeless , superfluous , wasted , insensible , mindless , reasonless