stupefaction -- (a feeling of stupefied astonishment)
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")
stupefaction -- (the action of stupefying; making dull or lethargic; "the professor was noted for his stupefaction of the students")