unwarranted in WordNet English dictionary

1. without a basis in reason or fact
   "baseless gossip"; "the allegations proved groundless"; "idle fears"; "unfounded suspicions"; "unwarranted jealousy"
   baseless  groundless  idle  unfounded  unwarranted  wild 
   
2. incapable of being justified or explained
   indefensible  insupportable  unjustifiable  unwarrantable  unwarranted 
   
3. lacking justification or authorization
   "desire for undue private profit"; "unwarranted limitations of personal freedom"
   undue  unjustified  unwarranted