stupor in WordNet English dictionary

1. the feeling of distress and disbelief that you have when something bad happens accidentally
   "his mother's death left him in a daze"; "he was numb with shock"
   daze  shock  stupor 
   
2. marginal consciousness
   "his grogginess was caused as much by exhaustion as by the blows"; "someone stole his wallet while he was in a drunken stupor"
   grogginess  stupor  stupefaction  semiconsciousness