(n)daze, shock, stuporthe 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”
(n)grogginess, stupor, stupefaction, semiconsciousnessmarginal consciousness“his grogginess was caused as much by exhaustion as by the blows”, “someone stole his wallet while he was in a drunken stupor”