daze, shock, stupor -- (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")
grogginess, stupor, stupefaction, semiconsciousness -- (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")